OT-2026-000010881
Publication integrity record
Foam pad vacuum gripper, pump fed, pulsed 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-2026-000010881) never changes.
Identity and time
| Publication number | OT-2026-000010881 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-540d-7bb0-a989-c9aa2b3f09f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:10.156048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c897eccf416e33f3ed3ec01e61df3e830112febf8335b54e34b7e03b69feac4 |
|---|---|
| Markdown | ba72ac619005aa13586c14e6e071fadd75c1fb54c28856f3bba25cd5e8233655 |
| Publication page | e2c3c7ba95de5fdaccfcca4beb1c23915429b689b803a42b509c5b1136dd041b |
| Manifest | 2b2d307aaab8e91a6353b9c412dc0c02068a1f31b89430e9b5d6e0afdf6d10c5 |
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 | YGwyI+zOYK4a8ZWbH6NIpNu0i417vt3Tvh3NfW4K2iUokdl4Cr9r2clR8GC4zr0/T6Z6kNigZrQWl/U/F6uRCA== |
| 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
| 2026-09-17T12:13:38.761657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010881observed e2c3c7ba95de5fdaccfcca4beb1c2391...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:38.743196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010881/manifest.jsonobserved 2b2d307aaab8e91a6353b9c412dc0c02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:38.723546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010881/publication.mdobserved ba72ac619005aa13586c14e6e071fadd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:38.703414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010881/publication.txtobserved 4c897eccf416e33f3ed3ec01e61df3e8...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. |
|---|