OpenTechnical

OT-2026-000037671

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000037671) never changes.

Identity and time

Publication numberOT-2026-000037671 · never reused
Internal UUID01a0ae77-b8cf-7c6f-b075-1158231d8dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037671
StatusPUBLIC

Content hashes

Canonical text5c1419dc4c47235e93b0a97c8c5ee633ea19e06ba13fa8db8ac8ce0d1f1da8cb
Markdown1694ccba152651e035ba7378c62552eef795e4bacf2178d472fa3efeb05a435c
PDF
Publication page59132446aa77c5af60e8e24c470816bd9d49428e9a55db5ce8316096b3cd2afb
Manifestc86db33976c824a192926cb751a799a474ed0b8d65e670d01bfc3c9daa080ae8

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
SignatureR3zRTYBV+XZot6X2aUfYHAtKSyOHGOWJVYihkpy1+p68r+hsIlM5PM1hTFSRjWf1ccpZF+p22H44aLCbwoB8Bg==
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

2026-09-17T11:24:14.881017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037671
observed 59132446aa77c5af60e8e24c470816bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.864024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037671/manifest.json
observed c86db33976c824a192926cb751a799a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.848885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037671/publication.md
observed 1694ccba152651e035ba7378c62552ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.833289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037671/publication.txt
observed 5c1419dc4c47235e93b0a97c8c5ee633...
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.