OpenTechnical

OT-2026-000044645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000044645) never changes.

Identity and time

Publication numberOT-2026-000044645 · never reused
Internal UUID01a0ae7c-39da-7b49-95ab-eb88f86dd7e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044645
StatusPUBLIC

Content hashes

Canonical texte5260e329e33f58594d79bce7fac8e3d778a239b707f2ef72a3e43fc3ffe7627
Markdownde6cee72dad7dcb78a57f6111743ce11a26bbce001fe2baa513672c0b5af645a
PDF
Publication page37a4323317184b3bfe36857c4ca1706bf8e42a01cb7ecade50810eabc41c2579
Manifesta9ded64e59140ce6d549aab516433e54251cc0cf0f8027f975992a82a1207f82

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
Signaturemjnx98ChWAeWOFVRuJH5Y0T26nLJ+WJcBnh3WNoi2Jn2ey1W1ZHPzOCbzwssyu7xHWALTnOK2lXelRXa5EklBg==
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

2026-09-17T11:11:53.354035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044645
observed 37a4323317184b3bfe36857c4ca1706b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.336495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044645/manifest.json
observed a9ded64e59140ce6d549aab516433e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.318392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044645/publication.md
observed de6cee72dad7dcb78a57f6111743ce11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:53.298329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044645/publication.txt
observed e5260e329e33f58594d79bce7fac8e3d...
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.