OT-2026-000042224
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000042224) never changes.
Identity and time
| Publication number | OT-2026-000042224 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7e32-b467-7206f740db0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42bcce641b092fcde45992277973b22b03fe05bfaeb2f544458082736c56344d |
|---|---|
| Markdown | 64d9905cf53ba0e3c7626a92cf53aca243886c8b0646676f8af04ab41f3d1507 |
| Publication page | 49366c00b9954d1df5f394f42c655efb29064eae54f3e7a39a8961ecb735f279 |
| Manifest | c99b4718d2e4053a880b3588293227ae6f7a021e461207d5778816efd025e94c |
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 | KY+QIrBR+uQLrEALT0ZmGp6I1/OqQ4ECtLMqWqyIwQulTqn4yOzMdZApc8IIKL/+a+dlLTBMw6YnNI/VmjHXAg== |
| 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
| 2026-09-17T11:15:53.915571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042224observed 49366c00b9954d1df5f394f42c655efb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:53.895951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042224/manifest.jsonobserved c99b4718d2e4053a880b3588293227ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:53.877798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042224/publication.mdobserved 64d9905cf53ba0e3c7626a92cf53aca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:53.856157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042224/publication.txtobserved 42bcce641b092fcde45992277973b22b...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. |
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