OpenTechnical

OT-2026-000025551

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000025551) never changes.

Identity and time

Publication numberOT-2026-000025551 · never reused
Internal UUID01a0ae71-5fa8-7138-aad5-28d25b539b79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025551
StatusPUBLIC

Content hashes

Canonical text9461698086f0827c159d1f853b1373306308bbce62bd4768a15dbc675072449c
Markdownfcaed3ec4d87abeab2fa16355bb3d8199fd81fb4ac07e6ab6d8af40d8de91c1c
PDF
Publication page91a8b15534ff5b8c605de8a01331e1af7f0fa975bbed5b9db698d458a446ae19
Manifestc9c7c0a87caf33825f5d7400ab539aaa0dcfae871ee0fef4026e38137eea6d7d

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
Signature0Mzv9kOl3QR6nF05zD70fAhbsYpqfvkJnYqS9BPqu8pVfF8y4Nzd3acooTb12gzG9Tgwt5eZ9pW5kAoCxdDkBw==
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

2026-09-17T11:47:42.075981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025551
observed 91a8b15534ff5b8c605de8a01331e1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:42.057146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025551/manifest.json
observed c9c7c0a87caf33825f5d7400ab539aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:42.034905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025551/publication.md
observed fcaed3ec4d87abeab2fa16355bb3d819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:42.012516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025551/publication.txt
observed 9461698086f0827c159d1f853b137330...
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.