OT-2026-000013715
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed 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-2026-000013715) never changes.
Identity and time
| Publication number | OT-2026-000013715 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7ce3-896c-0344183e68c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013715 |
| Status | PUBLIC |
Content hashes
| Canonical text | d71472638f892754deab811c3a6e78cd06b77207e70230f48f0068548afb23f2 |
|---|---|
| Markdown | 5fde2efa943dfbb659044b2bb5a1ff3b03864800256a6f03db8371f8c728ac59 |
| Publication page | f1b64e83505abcc9c6f386c6b5f1ebc2c542aed557e59a358f8d83952b0ffa5a |
| Manifest | b74d9e5add430883fe5d4931f595f7e6a5c3de4558c26f4b8d3fd198a53137a4 |
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 | 66OtTKLLy3T/rHZhKegb47s06jDOiKdeGZTr3dJTUAvxGdFdsn8W8QGuDdR7Df95r8KG00rG67qD4pXxZP/2Aw== |
| 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
| 2026-09-17T12:08:40.600350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013715observed f1b64e83505abcc9c6f386c6b5f1ebc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:40.582308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013715/manifest.jsonobserved b74d9e5add430883fe5d4931f595f7e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.564433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013715/publication.mdobserved 5fde2efa943dfbb659044b2bb5a1ff3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:40.545523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013715/publication.txtobserved d71472638f892754deab811c3a6e78cd...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. |
|---|