OpenTechnical

OT-2026-000075093

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000075093) never changes.

Identity and time

Publication numberOT-2026-000075093 · never reused
Internal UUID01a0ae93-ac2e-7eb3-ba27-ef5e32ebcbd9 · 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-2026-000075093
StatusPUBLIC

Content hashes

Canonical text83c36c5d5a1edcc09020da9555c2fba326106a7aec7cbd687cd7f92f8f0effff
Markdown92c9efae23d03f05de7852756f38feb2d7d288d86f73eaf8dd15d32d2d1d7216
PDF
Publication page21d5ac83f691368907221d7978d3f106d7a90200d3ba28b7cb89b58349b1ca3c
Manifesta4d7c0c8e261b2c526fe33114884cada2ff95dec8a036f3642ebdcc85841dc6d

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
Signature+x4SCW/1kcO4EQ5Gn7z5lvnYeA/RoMA5E9lj08X6gH1eyCWBLvKA0lD3jfy3B0k6kyKJEINT9E1XpvjCg8btCg==
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

2026-09-17T10:18:55.059030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075093
observed 21d5ac83f691368907221d7978d3f106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.042103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075093/manifest.json
observed a4d7c0c8e261b2c526fe33114884cada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.023980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075093/publication.md
observed 92c9efae23d03f05de7852756f38feb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:55.005496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075093/publication.txt
observed 83c36c5d5a1edcc09020da9555c2fba3...
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.