OpenTechnical

OT-2026-000027594

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000027594) never changes.

Identity and time

Publication numberOT-2026-000027594 · never reused
Internal UUID01a0ae72-6999-7ebe-8655-5103b5e569c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027594
StatusPUBLIC

Content hashes

Canonical text7556c27f917a2fdc7d0b7f1f9c0a3be7757125cc51a6a68a0cea3f746195287a
Markdown6b6a4cda4b221584def5338d1bcb449c73b36c7e74516a2f34b83fac77699162
PDF
Publication pagea6dda5011572f36b30cf5f98a59a9bdc21aedcde8fa4e201ccbc59af5de59276
Manifestb6ab7e3d3b012fdf5e704b0bb40949e53731e98ba737070b78b009e7bf334668

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
SignaturevQTSTwB29pI2NStq/WY8c8RxW/GhG6rGwYc1L3cTDnkXo/neKlMgqM1AClEDa03I6sDICcbMunpEBsh1r5LZDw==
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

2026-09-17T11:43:05.525186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027594
observed a6dda5011572f36b30cf5f98a59a9bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:05.507939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027594/manifest.json
observed b6ab7e3d3b012fdf5e704b0bb40949e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:05.491299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027594/publication.md
observed 6b6a4cda4b221584def5338d1bcb449c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:05.473181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027594/publication.txt
observed 7556c27f917a2fdc7d0b7f1f9c0a3be7...
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.