OT-2026-000022257
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000022257) never changes.
Identity and time
| Publication number | OT-2026-000022257 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fc-7e7c-a1f7-3aa23f2c54e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022257 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2b21e20873784e74987413d8fb7957e7349be90328d7bab6817e4629e61af4a |
|---|---|
| Markdown | aa48cbbf83185fde44de24fbae7ffdd98828371cf1cbf366237c369f0837f19f |
| Publication page | 5eadec6326f6b7f0d2efd0add6f4058dfb5f204ef54c6dad6c5a3baf349afa75 |
| Manifest | 0cd702c037b56190609fbe63585615d45a82749983a3b3c83e4d6a135ce80d9f |
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 | jxbaf0Kg5Qdk5JQ7ZTYv1E+x4tJJP+f2OH04kbFAuMCS6Z/esammGwCrpcUGYzCkoOW9W8l5vr9FANc3UfdQAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:53:03.270993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022257observed 5eadec6326f6b7f0d2efd0add6f4058d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:03.250362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022257/manifest.jsonobserved 0cd702c037b56190609fbe63585615d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:03.230994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022257/publication.mdobserved aa48cbbf83185fde44de24fbae7ffdd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:03.210716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022257/publication.txtobserved e2b21e20873784e74987413d8fb7957e...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. |
|---|