OT-2026-000020739
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pulsed blow-off before set-down
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-2026-000020739) never changes.
Identity and time
| Publication number | OT-2026-000020739 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-741e-b0a8-ab49d57355f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020739 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8037b23aa97dbf26e0fa72b6cb4cc82b3175fee9cb5f8282a4816168579224ef |
|---|---|
| Markdown | 388abd8132854df8b5ce40c2f6220b6cd13e80a8b3713c055769fffcaef3b9fe |
| Publication page | b619fb898d7470aad85927a80823b79dce86b24d19e32fcfbde0a6eebcde2a3b |
| Manifest | bdeb5d0b6f895e7570d963d8bd42423461b7ba046d5e863b2cdbd225642ab4e6 |
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 | IzCb08LriT5xWkfirxKNHVkGb8HgXwaTAQx8HrMR6aNpJT/MaFAyhagY0O1ap47derwyh/n5qXwUc6zHQzN3AA== |
| 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
| 2026-09-17T11:55:48.237022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020739observed b619fb898d7470aad85927a80823b79d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:48.217958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020739/manifest.jsonobserved bdeb5d0b6f895e7570d963d8bd424234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.161525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020739/publication.mdobserved 388abd8132854df8b5ce40c2f6220b6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.098076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020739/publication.txtobserved 8037b23aa97dbf26e0fa72b6cb4cc82b...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. |
|---|