OpenTechnical

OT-2026-000062532

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000062532) never changes.

Identity and time

Publication numberOT-2026-000062532 · never reused
Internal UUID01a0ae8c-0ac1-7c45-a871-b0841f0b08f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062532
StatusPUBLIC

Content hashes

Canonical text6690a7b609c109b6ca13a12b80c0b8d8dc4b66a321df6f0c3804597b53e70888
Markdown0a7ae24e3ddf07fc821fc40bdd31b891c1b6bcf42cad5ed2e156b2469237f6fe
PDF
Publication pagec2aa807f16df4eb41d325fe9142af71ccef5fbf6a74d328f34ebaa746373ce5c
Manifest261b4ca0a55882acee26b17304b0d368018b51cfe36f25cba1333635709ff66b

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
SignatureOiFtsDxyEqhTX9rqDq4aWnDMRjxgeEK1s3MqXGB+bAAby2z7yRtM+fcNfdwDd/3CphDTEZXr0KxvIJD84Sb3Aw==
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

2026-09-17T10:39:59.575746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062532
observed c2aa807f16df4eb41d325fe9142af71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:59.556574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062532/manifest.json
observed 261b4ca0a55882acee26b17304b0d368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:59.538987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062532/publication.md
observed 0a7ae24e3ddf07fc821fc40bdd31b891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:59.518882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062532/publication.txt
observed 6690a7b609c109b6ca13a12b80c0b8d8...
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.