OT-2026-000073804
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000073804) never changes.
Identity and time
| Publication number | OT-2026-000073804 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7fef-8719-ad4ac58036d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073804 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8be6c6053b0eb69f517df4de83cf4dcb8e9a9268d09f83544e825f47826e8e80 |
|---|---|
| Markdown | bdd11bb6110671f88d1f4bb092f03f12db141a6bb24482cb193211eaf202eb81 |
| Publication page | 9cdafebd34c8d623fbc6e18472b76494ef96821d4e73fb3f9dedc5b3a9c0ec7c |
| Manifest | f94ef0dc2cdee16a90d1e77b5e9982313cbef4b1636a515ad15dc2cfddc2ab1c |
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 | XBa3eH13gdbArS4btHugAdS07kD6F4e0F1/0d4c2NJUCgUKpPxlRQfw14xyTqqYhPGx89FUOgxuIfoVwFAGdDQ== |
| 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
| 2026-09-17T10:19:55.356089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073804observed 9cdafebd34c8d623fbc6e18472b76494...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:55.337992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073804/manifest.jsonobserved f94ef0dc2cdee16a90d1e77b5e998231...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:55.319906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073804/publication.mdobserved bdd11bb6110671f88d1f4bb092f03f12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:55.300467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073804/publication.txtobserved 8be6c6053b0eb69f517df4de83cf4dcb...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. |
|---|