OpenTechnical

OT-2026-000036727

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000036727) never changes.

Identity and time

Publication numberOT-2026-000036727 · never reused
Internal UUID01a0ae77-46e8-716d-a57f-30f3c9ea5d0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036727
StatusPUBLIC

Content hashes

Canonical text4f6d456a14997b8493d37474309b4d0f39cfb7a2c2493677c44ced57123d6855
Markdown44a4821cfe31ab2828a2b8a7d4debfe05bd7945df95d13de8f42be6cd658632c
PDF
Publication page7c79d3410ed106130f6ce9b8a8401dbb7b6c6f3bf8b763e46601907f41581975
Manifestae86b9fbcbfbc6956a06df0e3ccadebc89e5355e7967a2b0832875cdca0404e8

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
SignaturezcGlW2W8Rz3Ta10QxngvoMLWw3EY1BMzG3+L2DH2un+U89I2bXuee75Nbwadtxw4mWt00V2fjSjS/Q3EBexcAQ==
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

2026-09-17T11:26:05.480062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036727
observed 7c79d3410ed106130f6ce9b8a8401dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.463723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036727/manifest.json
observed ae86b9fbcbfbc6956a06df0e3ccadebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.447409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036727/publication.md
observed 44a4821cfe31ab2828a2b8a7d4debfe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.429295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036727/publication.txt
observed 4f6d456a14997b8493d37474309b4d0f...
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.