OT-2026-000056752
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000056752) never changes.
Identity and time
| Publication number | OT-2026-000056752 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-7164-8d0b-2b9156e12701 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056752 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53d0588e1ab35f1cce4feee5f0ba0f6cf85000daee154f160ed2bb5307cc9aa9 |
|---|---|
| Markdown | e7e8989149a4069dba4c866b72077b6aac36b5c02faa478e67cb8da914eaa7dc |
| Publication page | 83ccd4f42bed667677db52053babaabcaecfd7824989a9a7b969915b0cc8a22b |
| Manifest | 2c5d13584aa252427df5029ce7da7c04536a84503a47acd14d9bb2d4ce6c8070 |
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 | rZAInqAjH9uQrpj6JV9QKoq5B/EcFTyEydE3pQh3mpLkWAWX7bLbIC4TIL5DK0no/lC4kDvWkRvTEaPFC00BBg== |
| 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
| 2026-09-17T10:50:11.667690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056752observed 83ccd4f42bed667677db52053babaabc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:11.650506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056752/manifest.jsonobserved 2c5d13584aa252427df5029ce7da7c04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:11.634178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056752/publication.mdobserved e7e8989149a4069dba4c866b72077b6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:11.618999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056752/publication.txtobserved 53d0588e1ab35f1cce4feee5f0ba0f6c...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. |
|---|