OpenTechnical

OT-2026-000038289

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000038289) never changes.

Identity and time

Publication numberOT-2026-000038289 · never reused
Internal UUID01a0ae78-2d51-7f40-a999-2288409365b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038289
StatusPUBLIC

Content hashes

Canonical texte7238cad7997de5b368ea5be7022d96d5ddb6b0846bf1f8363eaf0106451656a
Markdown86ea87f79697b6c8fc942d082958fae64e7133aa5bfc691a8a231d5f44961f68
PDF
Publication page4feed7c6fe5a6d513e65b9f89a6d7354f87039a2204896ff69fdab4f67956034
Manifesta0c0f9bfcb8053cabc4fc2fe9de01ecc2d326f6a86de2dd95295be9929ac8018

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
SignatureXs9n3SlAhIsmoTiF4KBVYddtAy82KCXG7VvrGqvJ6JVzAyjOoA2wP987LIlXoboi9gGbVsflPjk0TyQDj24fAw==
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

2026-09-17T11:22:27.383581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038289
observed 4feed7c6fe5a6d513e65b9f89a6d7354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.366654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038289/manifest.json
observed a0c0f9bfcb8053cabc4fc2fe9de01ecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.348401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038289/publication.md
observed 86ea87f79697b6c8fc942d082958fae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.329426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038289/publication.txt
observed e7238cad7997de5b368ea5be7022d96d...
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.