OT-2026-000072847
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000072847) never changes.
Identity and time
| Publication number | OT-2026-000072847 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-71de-826a-6f321387befc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072847 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7cdaa6ced2c5d1e8890b10eb57be764e26efcd09a1f33ca2953d38b8660876a8 |
|---|---|
| Markdown | 280adc5f2b743c32724e6a03256e3f9f966f2c4db2a2455e46d989b26f6136b6 |
| Publication page | dbcf575e3ef3d4a7982d20c8d87f01cea34d67cfbcecee014b030754111bc62d |
| Manifest | 43617a84e3943c023bc543afc537856938f7dc535226ba5b1d26055b680dd789 |
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 | Hx8/7mD3ojO+CMYBqRUeduzInHgCwCLqc0oT9E9F14FifX2pVBZ4XW41yApnr8YoD4LU63cg++uVG7lyuWn4Ag== |
| 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
| 2026-09-17T10:22:46.164394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072847observed dbcf575e3ef3d4a7982d20c8d87f01ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:46.146516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072847/manifest.jsonobserved 43617a84e3943c023bc543afc5378569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:46.130790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072847/publication.mdobserved 280adc5f2b743c32724e6a03256e3f9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:46.113569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072847/publication.txtobserved 7cdaa6ced2c5d1e8890b10eb57be764e...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. |
|---|