OT-2026-000021692
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000021692) never changes.
Identity and time
| Publication number | OT-2026-000021692 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7ee4-9e93-bf0a2990272f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021692 |
| Status | PUBLIC |
Content hashes
| Canonical text | b05f6f4ef550d0aa3b6d699e548a2431ae7441d6fcfacf8a5f6b42cd1c7e69b2 |
|---|---|
| Markdown | 7bd9f4794c5fb7f125c7823f90162adbdb96fe499402d9d869c615ab3bed7683 |
| Publication page | cf059fb07eb6429f83c51d64f2fcfadce4fe885ac4d1a837ca9862f312ab53e6 |
| Manifest | d141613320875723c75c82ad667893f6440dcbbcda58449304532ac8c9d2a295 |
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 | HvHQf5cku3jE9eZEPMN86PLazKNORRBLKjx5N3+2lFV1FL4axiCHGD5SqxpqAQzQ9RETK6/UB7C1tv8zHHdOBQ== |
| 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
| 2026-09-17T11:54:13.697913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021692observed cf059fb07eb6429f83c51d64f2fcfadc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:13.679805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021692/manifest.jsonobserved d141613320875723c75c82ad667893f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.662304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021692/publication.mdobserved 7bd9f4794c5fb7f125c7823f90162adb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.642375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021692/publication.txtobserved b05f6f4ef550d0aa3b6d699e548a2431...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. |
|---|