OpenTechnical

OT-2026-000023896

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000023896) never changes.

Identity and time

Publication numberOT-2026-000023896 · never reused
Internal UUID01a0ae70-aed6-7bb8-9b56-0c525071cc0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023896
StatusPUBLIC

Content hashes

Canonical text6715d62e180be75821b02db5a6ffb6b3f6348b830ea478e3897faa51efd3650b
Markdownc314684663e4587d0c327de793e7a96d66589c546c8daa20a19201ced0cb2849
PDF
Publication page93cc0f1d4972644f42775d18dee354f4145b4a130d3ee56090e6cfab6cfc8e3c
Manifestb082d6c47134962adfefbdd2faaa8026ecb144ac9509be3ef5f405e9ff159568

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
SignatureXqpGTX0oEfaf+ak14ZxNuiD4wKTyb1DIh5wKJhPlpsT+gFoDjj+3BVIDAbYQ5I3fElbbTNvv9J+Lrie2omKDDg==
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

2026-09-17T11:50:30.635742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023896
observed 93cc0f1d4972644f42775d18dee354f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.619646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023896/manifest.json
observed b082d6c47134962adfefbdd2faaa8026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.602890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023896/publication.md
observed c314684663e4587d0c327de793e7a96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.583704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023896/publication.txt
observed 6715d62e180be75821b02db5a6ffb6b3...
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.