OT-2026-000019739
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000019739) never changes.
Identity and time
| Publication number | OT-2026-000019739 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-78cb-ae1c-676649d67138 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019739 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ca508e9c59bf7ffcdc6bd4f91f65f29bae8f0a5013b2ae1de539f7c044e980d |
|---|---|
| Markdown | 04c455da65ca80343280b89ede5f6858b0cc8df4c1615452a86d9ba02200acd2 |
| Publication page | f930ca5ecc0298266d9d0d38c942d88220277ca5553002362e8bd8a36034719b |
| Manifest | b8b99e579bbe79f9dd8c9a1e069990174b87f900c8e1849a280642003eaa577d |
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 | y8LQ1BrSVfjnYaMR2qhF9RDDeeWm+mCsi0J+accQsxsMYy3ile8aiBl/3hdNhlyMkyjySeNptXpYpXSCU/eGCg== |
| 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
| 2026-09-17T11:57:49.909399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019739observed f930ca5ecc0298266d9d0d38c942d882...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:49.891568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019739/manifest.jsonobserved b8b99e579bbe79f9dd8c9a1e06999017...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:49.873645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019739/publication.mdobserved 04c455da65ca80343280b89ede5f6858...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:49.855052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019739/publication.txtobserved 9ca508e9c59bf7ffcdc6bd4f91f65f29...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. |
|---|