OT-2026-000012749
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000012749) never changes.
Identity and time
| Publication number | OT-2026-000012749 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5562-760e-8957-4d6eee0ad4f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012749 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35ee1ffb1ff7ce86ff60f6c737d703514a4908496704a7caf0a43def57fe4aaf |
|---|---|
| Markdown | c2074d6731bb4e6040bd622b06e4dd180b0b59a0223c1ad07c450d9ef51d4423 |
| Publication page | 59263853e93974f017adad4713fffe4acaa81544ffac31956c7fea0236ed6c6b |
| Manifest | 1c548ba683dc65f6655f594a0cd869b9f9cf6768bdd8493bbb2c9b7b9b7d2475 |
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 | t5vlZdxZHsvcFj5Ux0wHoWsSwFlZQpL2rAEdZfSOS6HSSU2aBs3t0DUcyNm1phCip8bAM8VismyPr4eGCVZxDA== |
| 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
| 2026-09-17T12:10:27.032584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012749observed 59263853e93974f017adad4713fffe4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:26.995897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012749/manifest.jsonobserved 1c548ba683dc65f6655f594a0cd869b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.958440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012749/publication.mdobserved c2074d6731bb4e6040bd622b06e4dd18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.929832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012749/publication.txtobserved 35ee1ffb1ff7ce86ff60f6c737d70351...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. |
|---|