OT-2026-000013839
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000013839) never changes.
Identity and time
| Publication number | OT-2026-000013839 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7a3e-b3c0-a0ceb06f740b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013839 |
| Status | PUBLIC |
Content hashes
| Canonical text | a933d54d59d23d0c519020150cd8c40a2e4adf2bac985335533ed90754742e75 |
|---|---|
| Markdown | e971985676dc517f3af00afc0cc589714d1df8698d0e7b413cc5907a8b811588 |
| Publication page | 42e7015223d326a63e78e89486cf1e02827b7f5ffd06e50a787009f4a1eb939b |
| Manifest | 9a01ba391174e87ec20fae0591eabc4c315d882c028cce8dd6c8546f17b58bda |
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 | VfOsdBcoPbAZgP6if+vTwiR8orvYi50e7Lfud1fDf4wRaWdsWz0L22FF0xpXLvDp6ycx1J+lagH82UZJM9PZCQ== |
| 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
| 2026-09-17T12:08:56.623177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013839observed 42e7015223d326a63e78e89486cf1e02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:56.603705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013839/manifest.jsonobserved 9a01ba391174e87ec20fae0591eabc4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:56.584996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013839/publication.mdobserved e971985676dc517f3af00afc0cc58971...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:56.566218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013839/publication.txtobserved a933d54d59d23d0c519020150cd8c40a...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. |
|---|