OpenTechnical

OT-2026-000026766

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000026766) never changes.

Identity and time

Publication numberOT-2026-000026766 · never reused
Internal UUID01a0ae72-3451-7f08-95e3-ac2707124b78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026766
StatusPUBLIC

Content hashes

Canonical text47692f014a381d5f93a10a2bf29cc1cb9b453979f73319805901e34a600cafbc
Markdownf58f276c40274e74dc8b78761a06f87a99ff808cee2e122302343d154e362d8a
PDF
Publication page3bf089b6ab39a02969d5a105ec06e93fd441be2f9b7e6bcb46016f04787d5ef1
Manifestc60d5fecfcc361eb4448094ca2304ccb0b8a740a4c31e0aed2d3e484d960ba0a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturee7ZmE3QnebEvdxvFIs+ri37mgT7NC+mXHh+JNgjdV9hJV4RD+Nf3EwEsSJ66xt9YNZw4NueP/M2UDvOAyB6cBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:20.308810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026766
observed 3bf089b6ab39a02969d5a105ec06e93f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.294172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026766/manifest.json
observed c60d5fecfcc361eb4448094ca2304ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.271789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026766/publication.md
observed f58f276c40274e74dc8b78761a06f87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.256403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026766/publication.txt
observed 47692f014a381d5f93a10a2bf29cc1cb...
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 archivePending 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 packagePending Custody packages are produced weekly.