OpenTechnical

OT-2026-000069322

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000069322) never changes.

Identity and time

Publication numberOT-2026-000069322 · never reused
Internal UUID01a0ae90-b529-763d-81f0-6ad45c663c7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069322
StatusPUBLIC

Content hashes

Canonical text19e25afd2751114a8ceaaffc0973f64ede28f3fe619079927cae2488c0ddaa82
Markdownfaaafe3ed701e612c2898bb312cb31489ba028e36e7593c1096c02739bd52b0a
PDF
Publication page4a22ba9e7ef41887b0ec910b905257af50624b3c1610325bbc85bce8490372cd
Manifestc68bfbce4eca9d2852558969321fa46b4c9bc0e7b9eeb3eab5ddebf28541788f

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
SignatureMxQsmoauXmpJFcVXoZN4ZOToxfLu6xH32j1GKj2SneZU52m1aT+/eFEErBrfjh8uM/YsPlrI7JN0iGO4C22RBw==
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

2026-09-17T10:30:05.321659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322
observed 4a22ba9e7ef41887b0ec910b905257af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.282886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/manifest.json
observed c68bfbce4eca9d2852558969321fa46b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.263186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/publication.md
observed faaafe3ed701e612c2898bb312cb3148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.244132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/publication.txt
observed 19e25afd2751114a8ceaaffc0973f64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.807134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322
observed 4a22ba9e7ef41887b0ec910b905257af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.789838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/manifest.json
observed c68bfbce4eca9d2852558969321fa46b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.772290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/publication.md
observed faaafe3ed701e612c2898bb312cb3148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.752953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069322/publication.txt
observed 19e25afd2751114a8ceaaffc0973f64e...
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.