OT-2026-000057730
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000057730) never changes.
Identity and time
| Publication number | OT-2026-000057730 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-7a5c-9663-324c5347f883 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057730 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8e80c7a905efb0a618c65952bd5cb77afa1906ca51f280cb0144d01028680fd |
|---|---|
| Markdown | 2274148c2b25af3b986f4fd404da0b54b7ae2d5fce7d9692c683c4f210356db6 |
| Publication page | ba33bf5412b16548f2fa808c3cd02f97ae7ac10038aec27d811467f681768c8a |
| Manifest | 19a7b77a7fba93e406c583d21d5902634a575d82066bf9b111efb95fab0ee1f5 |
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 | Ei5o+OVYNsHnr3RzxDpcOZeqSePn4EH8/eZW3M4sWWbwsM6JAsxZHzMG4er5Pisj5UTYV51DzLzEL7gsm/BsBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:48:24.221666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057730observed ba33bf5412b16548f2fa808c3cd02f97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:24.204832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057730/manifest.jsonobserved 19a7b77a7fba93e406c583d21d590263...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:24.183540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057730/publication.mdobserved 2274148c2b25af3b986f4fd404da0b54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:24.162180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057730/publication.txtobserved d8e80c7a905efb0a618c65952bd5cb77...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. |
|---|