OT-2026-000051870
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, 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-2026-000051870) never changes.
Identity and time
| Publication number | OT-2026-000051870 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-7625-8f75-9ec3107d1676 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051870 |
| Status | PUBLIC |
Content hashes
| Canonical text | c083812f9845a1acc99dfeb96b2cafe4909659f3bbe83f03b34e16775646e756 |
|---|---|
| Markdown | 8a27f6bd06b1c2fe895cfeee247e576750ff693c0f95971f29819cd54c19e346 |
| Publication page | b34194261b9e1b0d558eebf41e3078bdcb2b43978f8a74e6d0424bfa357b13c2 |
| Manifest | 55026599ebcb05180ffafbd93bc3c17c828c23b8016fa483935e5778255d4329 |
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 | ouyDW+cYVEAgsPmNElBhuUTW4XF5m9dX5oAsqwAqbbF3XeWK3HpBp6h3svx8cMRuo6LAmMexfOMITmnezJcXAw== |
| 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
| 2026-09-17T10:58:48.373627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051870observed b34194261b9e1b0d558eebf41e3078bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:48.355016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051870/manifest.jsonobserved 55026599ebcb05180ffafbd93bc3c17c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:48.335850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051870/publication.mdobserved 8a27f6bd06b1c2fe895cfeee247e5767...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:48.315991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051870/publication.txtobserved c083812f9845a1acc99dfeb96b2cafe4...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|