OpenTechnical

OT-2026-000075000

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000075000) never changes.

Identity and time

Publication numberOT-2026-000075000 · never reused
Internal UUID01a0ae93-ac2d-73c9-99fa-7fdb4fc9152e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075000
StatusPUBLIC

Content hashes

Canonical textb8f32d2da620c51dd07311b7b4c613d7d92014638b2ce513fb14bfba3651bcea
Markdown66ddecd33ddc654d774e8c29e3a46cde20c22ca03749b4391b0005569dbcbd0f
PDF
Publication page1338cf563c2835c9025825ea742ac07ce0442a4371aa6ac0498b3dee9f27e504
Manifest7ad2ba5472ec994fc81e053ac3738fc0cb6e4b911235323df2f3e577757eaab1

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
SignatureDo6cz7tgneTxcqDaCd768g814smlWwDRnCwmImHnMOQagakk20KZiBL+sKocLycgqQDgbbdwS8kAuXKzf/2TBQ==
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

2026-09-17T10:18:48.506884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075000
observed 1338cf563c2835c9025825ea742ac07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.491030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075000/manifest.json
observed 7ad2ba5472ec994fc81e053ac3738fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.474713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075000/publication.md
observed 66ddecd33ddc654d774e8c29e3a46cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:48.458221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075000/publication.txt
observed b8f32d2da620c51dd07311b7b4c613d7...
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.