OpenTechnical

OT-2026-000031598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000031598) never changes.

Identity and time

Publication numberOT-2026-000031598 · never reused
Internal UUID01a0ae74-87af-795d-b6fe-53dcbf8f8ce8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031598
StatusPUBLIC

Content hashes

Canonical textc4722cf2b53f1e5663f25f5e07ddae7efc5fa7af56275c42ef6851eee084e027
Markdown206ac27a4ba0aced0f8edf9914d520ef1459bfe0b3e0177b1b4890f639f93541
PDF
Publication page9a730b19a07a290048064732f9fd58150460999ba197409a94c398a50c2e5520
Manifestfe426ca24643a164fc5d9379c1b7b7964a25e9cb20acb481e8648cf95a9f8067

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
Signature/ZCcC3WEemVJ5o1AEv39uAjLfahl5W7sS4W8lHBzMpfzu5yDftmbOMp//UymaSkYBTAEnwtMrjiKCjhXVpjUBA==
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

2026-09-17T11:36:27.300572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031598
observed 9a730b19a07a290048064732f9fd5815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.282618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031598/manifest.json
observed fe426ca24643a164fc5d9379c1b7b796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.264080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031598/publication.md
observed 206ac27a4ba0aced0f8edf9914d520ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.245942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031598/publication.txt
observed c4722cf2b53f1e5663f25f5e07ddae7e...
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.