OpenTechnical

OT-2026-000076563

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off 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-2026-000076563) never changes.

Identity and time

Publication numberOT-2026-000076563 · never reused
Internal UUID01a0ae94-b06d-7977-bb6b-30f98ce3d481 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076563
StatusPUBLIC

Content hashes

Canonical text5e2fd25325d5a8b08f08843dcf8102297aac4980a6f532a9143635deea15f1ca
Markdown975f2c791ee5e255966baa6f68d6f94b6fd4543a5e5448d83becfeaaba52a49a
PDF
Publication pageffebc3b0aac925ef670cf1edef920190d4ca912caa6f7de554928984eb4f3647
Manifestf8dbb163ca453f04ba790cb1c1634bab176d244802e59d9fc548d582540dd0a1

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
SignaturecD1WZAHjVwkh/GsRY2UyJrhAzy7ruG3cEz35T2cqLL5cFPRx1BYZ2XdJHahBH945tk2CBRovHFt/GydWL+bTDA==
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

2026-09-17T10:09:16.868061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076563
observed ffebc3b0aac925ef670cf1edef920190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.849028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076563/manifest.json
observed f8dbb163ca453f04ba790cb1c1634bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.828069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076563/publication.md
observed 975f2c791ee5e255966baa6f68d6f94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.807144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076563/publication.txt
observed 5e2fd25325d5a8b08f08843dcf810229...
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.