OpenTechnical

OT-2026-000083606

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000083606) never changes.

Identity and time

Publication numberOT-2026-000083606 · never reused
Internal UUID01a0ae98-0415-7773-ad3a-35378f1e5147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083606
StatusPUBLIC

Content hashes

Canonical text547d13de19e5d4081a17899359781f8ac8dce7099670819fb0e4ebafe13aafcf
Markdownaf1b2f514a0273175a4e5c48de922be30bcb79f07cc6e264326c564d66815d0d
PDF
Publication page4a5648a6fc99106eb90a5fc73c74124c66dce9c1281999771c62667a2472d8c1
Manifestcc70cb247e8999328cbfe47c9b87ae666b2b52beb990e11c44d1430567771346

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
Signature5uT8PTJdvzMx4uQqvM25ZAabQxXeKcBG34JPhRZLy37udGrV3vwgzGicDsMh074esrtMzFAoCZAiJQERfnoDBg==
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

2026-09-17T09:57:06.140544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083606
observed 4a5648a6fc99106eb90a5fc73c74124c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.123936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083606/manifest.json
observed cc70cb247e8999328cbfe47c9b87ae66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.107483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083606/publication.md
observed af1b2f514a0273175a4e5c48de922be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.090500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083606/publication.txt
observed 547d13de19e5d4081a17899359781f8a...
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.