OpenTechnical

OT-2026-000092997

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092997) never changes.

Identity and time

Publication numberOT-2026-000092997 · never reused
Internal UUID01a0ae9e-090f-7b9b-83e1-4955d67ecfdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092997
StatusPUBLIC

Content hashes

Canonical text31e58b1fbf6fa7baba1719305aa8ac173aa4ece7f1491a16152f09da9e780bbc
Markdown94cabb50dd8279d54c2b30a1b2afcc6489ee616c8b04385fb93dcbd86ae14011
PDF
Publication paged662e777a1c47c9bb06c6d0a7cf18fe5af71d54766f8f82f483a84ca9c5e1536
Manifestaa447bf31c30999689fab37c3665f5af34e0a2d1b1356f70ec0228e30e222f44

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
SignatureVQb8Vqh3LCaLRBhpj9FwTPiM+lrUeGhZq0YPt8G27lnNwcG65Zz/I4hYe5+3gfmfPM4BVtX+2iRlR/kFuyzsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:12.082579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092997
observed d662e777a1c47c9bb06c6d0a7cf18fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.065236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092997/manifest.json
observed aa447bf31c30999689fab37c3665f5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.048007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092997/publication.md
observed 94cabb50dd8279d54c2b30a1b2afcc64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.998887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092997/publication.txt
observed 31e58b1fbf6fa7baba1719305aa8ac17...
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.