OpenTechnical

OT-2026-000017573

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000017573) never changes.

Identity and time

Publication numberOT-2026-000017573 · never reused
Internal UUID01a0ae6e-76ca-78f1-a1e9-7f0f4982bca9 · 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-2026-000017573
StatusPUBLIC

Content hashes

Canonical textbda07290e7fafb5eb73a7e7823fe990234454f8df6ae48ea8bf76c989cd8ffc5
Markdownb733cd0ab70b3e87add8711a634ecf58bb0d34f80afe37b6ae37d08b896dcb79
PDF
Publication pagedf57fb6651cfd01d83a29f23a237246481e40d73dfc314e7fd459174e880c9e0
Manifestd7c785d0607aebfa013e656f4958610cdace642d1663820ccf8871489f20c47f

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
SignatureDc31fUVRTRFE6I/vVyfHHLUfCBiiezFKuRK81m9pzorj33AIyjuOFfNwojk7EeP8DZgzD41wc7ZsqIjt5CtLBA==
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

2026-09-17T12:02:44.675626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017573
observed df57fb6651cfd01d83a29f23a2372464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.656969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017573/manifest.json
observed d7c785d0607aebfa013e656f4958610c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.639782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017573/publication.md
observed b733cd0ab70b3e87add8711a634ecf58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.620083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017573/publication.txt
observed bda07290e7fafb5eb73a7e7823fe9902...
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.