OpenTechnical

OT-2026-000009798

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000009798) never changes.

Identity and time

Publication numberOT-2026-000009798 · never reused
Internal UUID01a0ae6b-7565-7838-ae54-1d12514f3ca2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009798
StatusPUBLIC

Content hashes

Canonical textcd36373d990e3947a48fa1ac2f66f3370a9c72ae1bc27da2c771a61d08e0d1e8
Markdown39bfce1478d38d48d1422c9238fa34957a73e9cb3628c2e3d8249024ef57fd84
PDF
Publication paged4faaa0a315cc132b484e7ecafb3cf58cc835829632f029f5bf2ad38ac12d292
Manifestfbc1f799aaa8ce7ab64f417acf503348a96d3dd2cd020581f08d3c971be919e9

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
SignatureuYdEfCM3Gv2nbTDQwgrBZ8kfxVg+JtKyNzTC0aGEsu4K5Nm6tyZ5aqKIeYU9wrgloyxPuXCnMu3BrhCa3G9PDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:19.266992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009798
observed d4faaa0a315cc132b484e7ecafb3cf58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.247299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009798/manifest.json
observed fbc1f799aaa8ce7ab64f417acf503348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.227629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009798/publication.md
observed 39bfce1478d38d48d1422c9238fa3495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:19.203316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009798/publication.txt
observed cd36373d990e3947a48fa1ac2f66f337...
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.