OT-2026-000077393
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000077393) never changes.
Identity and time
| Publication number | OT-2026-000077393 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-74a5-a0d1-7d23541b7d3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077393 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1b21cb2779c290ad8798c3627704a4777a2c62fe6c4ff86319783185bd38f85 |
|---|---|
| Markdown | 6ee0b861ccefaf7fc566ec796e131e6786c7976e1a7cb04f033f9e28b7f8f4b5 |
| Publication page | 398315b0e8055891737357122e0fd7001d44f56c44b62376037a2860823fc118 |
| Manifest | 7b0056fa63fb8b977c6c092bcf3cb0adf019711d17ad4ec3f6075791547a4dba |
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 | aCr2qeYk+IveYXQ+mfswJznR4uXuihBmNsRrsLc4THTO2Forfoqym/zS2tZwZ8bGOkp9GAspiJGJaSX9OUDSDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:09:02.538191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077393observed 398315b0e8055891737357122e0fd700...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:02.520889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077393/manifest.jsonobserved 7b0056fa63fb8b977c6c092bcf3cb0ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:02.502988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077393/publication.mdobserved 6ee0b861ccefaf7fc566ec796e131e67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:02.485471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077393/publication.txtobserved b1b21cb2779c290ad8798c3627704a47...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. |
|---|