OpenTechnical

OT-2026-000039751

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000039751) never changes.

Identity and time

Publication numberOT-2026-000039751 · never reused
Internal UUID01a0ae78-d8d5-7502-8074-8221170a078f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039751
StatusPUBLIC

Content hashes

Canonical text860e137ecfc6e1e2d770005d8d437bddc42262e68b65b58e775b94625d71437e
Markdown4a25d107ef2155a79331b166108cadc2dded6edb066aaa9666d68200be1775b1
PDF
Publication page20fc73ab4339e585d30430e3d7a4f108ed85010edf0e7791dfcaab7ed4eb9069
Manifest685664ff87d843760e96c24563a6e65c344acf4e955b83040a4670fd0595dcfd

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
Signaturew66KCk8SNSQN3or3u2lJA4aW6Nth9YI79ipkFBxzVFZXwcMEyzpJ3+cWR6//fRNnMSpGtaYPtcuXtAFP08Z+Bw==
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

2026-09-17T11:19:58.096110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039751
observed 20fc73ab4339e585d30430e3d7a4f108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.076352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039751/manifest.json
observed 685664ff87d843760e96c24563a6e65c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.057611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039751/publication.md
observed 4a25d107ef2155a79331b166108cadc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:58.040264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039751/publication.txt
observed 860e137ecfc6e1e2d770005d8d437bdd...
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.