OT-2026-000029419
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000029419) never changes.
Identity and time
| Publication number | OT-2026-000029419 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-7dfe-9f7d-da06dd33299f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029419 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6f60dfb5b879a31b1a03787dec7061efe99cc2e24a4d520cfb2c8593f6f1a4f |
|---|---|
| Markdown | 8b31c3ebf6fc1a25dd4e612e755fbb8295fce7b0521256a21f7a54b0afb3afdc |
| Publication page | 50c0c38ced6960f06590fd54b2e0ae60dd5c3fb82af86b1c9900f4270259659c |
| Manifest | b9bc99d748de46f908d90dddcd8a4af626b44d5ec9425664bc381cdbcc565e14 |
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 | q2ypJx2VF67nsLqRBieQiHf8ex/dr1DrXtVb+k+PBwVnxsgLLJ/F/scEo6faqEFoEz3Ua5EsmtCvtDf+Nvr+Bg== |
| 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
| 2026-09-17T11:39:01.624006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029419observed 50c0c38ced6960f06590fd54b2e0ae60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:01.607133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029419/manifest.jsonobserved b9bc99d748de46f908d90dddcd8a4af6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:01.588394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029419/publication.mdobserved 8b31c3ebf6fc1a25dd4e612e755fbb82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:01.571419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029419/publication.txtobserved d6f60dfb5b879a31b1a03787dec7061e...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. |
|---|