OpenTechnical

OT-2026-000076168

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076168) never changes.

Identity and time

Publication numberOT-2026-000076168 · never reused
Internal UUID01a0ae94-6a6f-797d-9c73-069ed94b5ea9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076168
StatusPUBLIC

Content hashes

Canonical text4e140775fdc31fb7f23ed168a55ba9d1e436a865b69813d341f0e58aed00330a
Markdownb1eaafa8f301b50bfd4fdbe5b20360daf15d6dba244d023227890f09122e8535
PDF
Publication page76455e6288c12b416a87ce605634ac254e2b0f79e7235bdcf931bd38d0316c0c
Manifest22e311dab862c32f1d6e707baeade4bb3580fc70a49748cce06e606ed5ea21eb

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
SignatureRZyy2phaqT/i4rWWfh1+p+qtXc6UaeSoNU+u3Qcm0nei4OPxQimb3ZykHXnnATd1QVq0bnfXT1zqRFHgnie6Cg==
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

2026-09-17T10:11:23.750732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076168
observed 76455e6288c12b416a87ce605634ac25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.732441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076168/manifest.json
observed 22e311dab862c32f1d6e707baeade4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.715315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076168/publication.md
observed b1eaafa8f301b50bfd4fdbe5b20360da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.698724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076168/publication.txt
observed 4e140775fdc31fb7f23ed168a55ba9d1...
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.