OT-2026-000056717
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000056717) never changes.
Identity and time
| Publication number | OT-2026-000056717 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-7da2-885f-f6df13135a36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056717 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44f1d6e4db81ce63a4ab382d08bd34e7cf49f58f0d4c772ef940c5dd072be423 |
|---|---|
| Markdown | a8db9cd740bae2fc6b79bf44389bf09d25f29fb56f96ff58368c11d4036cff0b |
| Publication page | f5fdacf25aecea55be1ccf61a11a49ea398a5c1247edf9c736346e64a394ecc6 |
| Manifest | 02d323966ff4c052f22d62d64bb1ae5104ed5409b42d02196f1f1744903c7397 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 57rpacXa3ij/H8i4nLEvZpAruLUHKVY7x9M0aBTlvSPnjH7u1XgXTQG420sA4PLnMswvevmIOh4fBc6d6A9fCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-25T00:41:08.064962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717observed f5fdacf25aecea55be1ccf61a11a49ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-25T00:41:08.016315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/manifest.jsonobserved 02d323966ff4c052f22d62d64bb1ae51...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:07.966150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/publication.mdobserved a8db9cd740bae2fc6b79bf44389bf09d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:07.859969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/publication.txtobserved 44f1d6e4db81ce63a4ab382d08bd34e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:29.694605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717observed f5fdacf25aecea55be1ccf61a11a49ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:29.608242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/manifest.jsonobserved 02d323966ff4c052f22d62d64bb1ae51...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:29.560333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/publication.mdobserved a8db9cd740bae2fc6b79bf44389bf09d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T04:41:29.472510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056717/publication.txtobserved 44f1d6e4db81ce63a4ab382d08bd34e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|