OT-2026-000038156
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000038156) never changes.
Identity and time
| Publication number | OT-2026-000038156 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88c-723d-9be2-76261a3ff03d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038156 |
| Status | PUBLIC |
Content hashes
| Canonical text | d78c56ca054faec828ff4b74986dff2abecb6f71d86b30831e1ba0036baa4de3 |
|---|---|
| Markdown | 72e8512be7096e63edd142023c47137532ec3b440d8f1ecc6638360936fa8305 |
| Publication page | a4af00bcae4514f041dae3df773686ab10d56c9a076a6fcc536c0d0bc5e355cf |
| Manifest | 90a2023d99997f2e78ca3d2ff28c95cd7c6d766d3d814d1fb94ffbbb1c76e0ae |
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 | Q6nku06r7qUkaV+ovpxxZAxLfSg53BeHI6SJAI6pLCr1wDQR8wO9n/JVb90QfcC0a0DY9NIwWwtc9G5SKxmyDw== |
| 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
| 2026-09-17T11:23:30.416351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038156observed a4af00bcae4514f041dae3df773686ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:30.399775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038156/manifest.jsonobserved 90a2023d99997f2e78ca3d2ff28c95cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:30.383014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038156/publication.mdobserved 72e8512be7096e63edd142023c471375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:30.365881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038156/publication.txtobserved d78c56ca054faec828ff4b74986dff2a...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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