OpenTechnical

OT-2026-000017392

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000017392) never changes.

Identity and time

Publication numberOT-2026-000017392 · never reused
Internal UUID01a0ae6e-76c9-7fdd-bf68-175b33b79b8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017392
StatusPUBLIC

Content hashes

Canonical textfb1f6b322afb73284bc9559d02bc4611a3c58d41ef7410c0fa2117d99a6cea02
Markdownb1dac5b4abc1f3c93b3cf657bc6edd2f5d32a46be639b91d43c8b136b7a660ea
PDF
Publication pageee7c3364f5885a216123c701041f1d24f22bde1b169a177b95bc18badc067d58
Manifestda67db1a0c2319df25c14af48900340607e1b93ea9c241e186c61c063d97448f

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
Signature2t+Cnm8ovLIwnHHlOfcWKBZfsd1WIc5mqZNHZEJvx8H6DX3aqyu9KBPP0/JvSjFi7upRNCYFh+UDEymQPkpTDQ==
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

2026-09-17T12:02:31.000959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017392
observed ee7c3364f5885a216123c701041f1d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.984633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017392/manifest.json
observed da67db1a0c2319df25c14af489003406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.968512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017392/publication.md
observed b1dac5b4abc1f3c93b3cf657bc6edd2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.949895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017392/publication.txt
observed fb1f6b322afb73284bc9559d02bc4611...
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.