OpenTechnical

OT-2026-000065636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000065636) never changes.

Identity and time

Publication numberOT-2026-000065636 · never reused
Internal UUID01a0ae8e-46fa-7ad7-a552-68dbeb656644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065636
StatusPUBLIC

Content hashes

Canonical text41899f7a38c8c2a14e920842f5378ae753cece020d863ddba974811843a1f542
Markdown329d1d6aa00974a5501aaf5a4dad30b80796b96dd4d5b820c8e669958a50dc4e
PDF
Publication paged33fc3a6a50236f3a133e9d696e9e8a683aac670ddc1b54c31d94e5a0f719aeb
Manifest4f905955603e2da4dcc191b8826be70dc6846144086b5e1578cf9c6b1cbf77a2

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
SignatureDbVWRhmYI9O5bDMB3/RfCoWr5j4vY5BAvSXT+jM4rP/E8767hCzTajkxbrTS9jnaooqNm2OwwnnUla4hwOPgDw==
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

2026-09-17T10:34:01.868030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065636
observed d33fc3a6a50236f3a133e9d696e9e8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.848650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065636/manifest.json
observed 4f905955603e2da4dcc191b8826be70d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.829676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065636/publication.md
observed 329d1d6aa00974a5501aaf5a4dad30b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.811389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065636/publication.txt
observed 41899f7a38c8c2a14e920842f5378ae7...
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.