OpenTechnical

OT-2026-000064985

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000064985) never changes.

Identity and time

Publication numberOT-2026-000064985 · never reused
Internal UUID01a0ae8d-debe-7dab-af3d-708cfc01c9cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064985
StatusPUBLIC

Content hashes

Canonical textca226244b02346fcd78651657e952371a4c5d1735cb496513fd8b75dbff82270
Markdown670ccdf85751fc470b0b1157be45e9c1c53ee03b1c76bf729bb5d876101e9b7f
PDF
Publication page17522176b34ac5ab5a4db6e190397aa1ab12f3265838ce6f529f059f879914b2
Manifestd02cb58fead258a42e519fcfbfa65f8c07da680b6c42782b18b7d07297f63142

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
SignatureUXnCL2691npVL5vXVQyD+jze2QwWlWVXpWch21i4nFuFyz79Ve0agra2z/7pVmfUiPvwkM02buZyncuc0mC/Dg==
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

2026-09-17T10:35:56.093521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064985
observed 17522176b34ac5ab5a4db6e190397aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.077082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064985/manifest.json
observed d02cb58fead258a42e519fcfbfa65f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.060802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064985/publication.md
observed 670ccdf85751fc470b0b1157be45e9c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.044072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064985/publication.txt
observed ca226244b02346fcd78651657e952371...
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.