OpenTechnical

OT-2026-000033960

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000033960) never changes.

Identity and time

Publication numberOT-2026-000033960 · never reused
Internal UUID01a0ae75-df0b-7d2d-a53d-36f9632eaad6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033960
StatusPUBLIC

Content hashes

Canonical text0d8678ad92b573fa4ffbd6077a4eec4c44e33d31d9b4210c23f9dc02f6b7694d
Markdown2bafba33b35bd6f62cfc0297d28f1d21b0c3d3b7084490016e0f597be606c001
PDF
Publication page9985faa88709f72c2e78bf7bf4f25669bfe195149d857f74e4035f83c2999dc1
Manifest61651b531ca18fc4eae46d3b3cae2bf7b627dedb3f1b61dab8f9cfe9d9403d31

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
SignatureZxbs+CgBGab20+/5e0y20YgDPDTkAnM9SOSh8qfYn9GGqshY4+p0sw09qiqYem10ih65QGQUnLTJucQNbH2fAg==
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

2026-09-17T11:30:05.232956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033960
observed 9985faa88709f72c2e78bf7bf4f25669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.209168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033960/manifest.json
observed 61651b531ca18fc4eae46d3b3cae2bf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.190052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033960/publication.md
observed 2bafba33b35bd6f62cfc0297d28f1d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.170186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033960/publication.txt
observed 0d8678ad92b573fa4ffbd6077a4eec4c...
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.