OT-2026-000021211
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-2026-000021211) never changes.
Identity and time
| Publication number | OT-2026-000021211 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-79e5-8533-dc0e9384183e · 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-2026-000021211 |
| Status | PUBLIC |
Content hashes
| Canonical text | b89fff0998ad5e0d53f9f1bc53ec6ca45e616045389cf9cc1d95bfc6c136c4f8 |
|---|---|
| Markdown | d468b76e004b799268606c9b6401bf3271d72de4e0f16dc5496ed1356d20a1b3 |
| Publication page | 3360652e8a3d58eaeda8d201e198c5b21f8c8b672e791383746f2bbac46fa1a6 |
| Manifest | bf4a3942c09ac9b0a6559281a0c5f514567805dc62347836f7babaeaf89491b1 |
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 | /SV9gSNR9H+If7pGGfhQvM/51kt6h8JcTtxIyday+oTeT5uUObLi+IFJKFwskR1TAny9PBQ0LYHYKwk/oOcoBg== |
| 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
| 2026-09-17T11:55:00.693333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021211observed 3360652e8a3d58eaeda8d201e198c5b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:00.676247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021211/manifest.jsonobserved bf4a3942c09ac9b0a6559281a0c5f514...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.658157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021211/publication.mdobserved d468b76e004b799268606c9b6401bf32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.640448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021211/publication.txtobserved b89fff0998ad5e0d53f9f1bc53ec6ca4...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. |
|---|