OT-2026-000021299
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000021299) never changes.
Identity and time
| Publication number | OT-2026-000021299 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7ba2-b893-44a28f7f6d87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021299 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8fb723999a6d6831804655cb35ff01cce96e0bc3209e084929c29a74bf370b11 |
|---|---|
| Markdown | 253df9d69ac75770a2442c924e0a4b8b60001499ff993fb02852161efee2ab12 |
| Publication page | 6e53bdc4dd516f66a8e7362f618e613006d6b69f8e2b9bf9c6d3c6134aa030b1 |
| Manifest | 5d8bd3fcdfa20bfdd69877fd8c9e3172a170b80485eaba11fd225f0a7f507e16 |
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 | nHAz7kq0F78qpgN2KQNX8xlrVGyIcFUTXAd5LEXuIdRlFJ/R9v2ECyLUTyn21hR52VBP9Yh7XTXC7fUSlfGmDA== |
| 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
| 2026-09-17T11:55:08.244029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021299observed 6e53bdc4dd516f66a8e7362f618e6130...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:08.217908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021299/manifest.jsonobserved 5d8bd3fcdfa20bfdd69877fd8c9e3172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:08.154912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021299/publication.mdobserved 253df9d69ac75770a2442c924e0a4b8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:08.135690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021299/publication.txtobserved 8fb723999a6d6831804655cb35ff01cc...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. |
|---|