OpenTechnical

OT-2026-000068797

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000068797) never changes.

Identity and time

Publication numberOT-2026-000068797 · never reused
Internal UUID01a0ae90-6dcb-7f8a-90c4-49bd5e950b87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068797
StatusPUBLIC

Content hashes

Canonical text8e545db96d4239f99dfa6cea0163641e56ea47bca49909324be4c657d13414f1
Markdownb7e7e2305cc427751c1cf21e407a38d0a6b66ca6e8900705bb292c6834110dc6
PDF
Publication page9d3c0667ebfdf3b0975ffb5a14660453f65257268d67f6bc3a4c95077fe00765
Manifeste8300d3898355a6549ebdb1b082a6319a659361fcb5865bef577a189892d186c

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
SignatureDdXsXepQy7G6cRZ5io2Po+Ls5EBLNcI7aM7U6Fus3ofAiyOwNmMFzv+LUUHpwpmxEMWCdWG5HhorBHzl7VZ2BQ==
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

2026-09-17T10:28:35.868274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068797
observed 9d3c0667ebfdf3b0975ffb5a14660453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.852877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068797/manifest.json
observed e8300d3898355a6549ebdb1b082a6319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.836490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068797/publication.md
observed b7e7e2305cc427751c1cf21e407a38d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:35.818036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068797/publication.txt
observed 8e545db96d4239f99dfa6cea0163641e...
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.