OT-2026-000040501
Publication integrity record
Single cup vacuum gripper, pump fed, sustained blow-off after 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-2026-000040501) never changes.
Identity and time
| Publication number | OT-2026-000040501 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d0d-734d-afd7-608d71e04780 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040501 |
| Status | PUBLIC |
Content hashes
| Canonical text | e210baaf4e22266417643fa851e570306acf48511bed26ce50f15da80b214e07 |
|---|---|
| Markdown | 89212e52e7035226108a60b4d32c35900da429fef20a46f80894376810cafa9d |
| Publication page | d73cb5be352c8ab1d09a554f2f430b0b196e22967170ada1316eb7693c07e2e7 |
| Manifest | ec66465f47e2e1eb3f4045492cd3e31bf7180f81d45a9bd1651932b709f28fac |
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 | uzhZz9Xze1Gw6jOOp1ZxfbJ5C5PloOq8edRImy/430vIVovFFczMIwtEGwqhvgglB9kjGPnLBAmJO6zW5tLRAg== |
| 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
| 2026-09-17T11:17:32.354091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040501observed d73cb5be352c8ab1d09a554f2f430b0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:32.335098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040501/manifest.jsonobserved ec66465f47e2e1eb3f4045492cd3e31b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:32.280531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040501/publication.mdobserved 89212e52e7035226108a60b4d32c3590...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:32.199330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040501/publication.txtobserved e210baaf4e22266417643fa851e57030...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. |
|---|