OpenTechnical

OT-2026-000055337

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055337) never changes.

Identity and time

Publication numberOT-2026-000055337 · never reused
Internal UUID01a0ae86-a100-7636-bcef-ba6362fcb6f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055337
StatusPUBLIC

Content hashes

Canonical text20abb7ba72cbb23df8f143fc8aeb3db7db0cdb4f9dd224cf62c067ad11579879
Markdown5ce2f8aa9ac1acf43f90180b40e1d9d53354d363f8b2ecae1d317c4ba11ea35b
PDF
Publication pageb2afd59fa09e1abfcf6b00d6aa9431c2cf26cfce063bf19f0dc713c6c42707d7
Manifest5d6ad1f88b86ab53761c2f6fd3d686e7df25dfeb61e5db3240b3f839c0c952bc

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
SignatureJwIK5c/olFZkNozFGOHW4x85EPCSvtn6klhSg+bx4JppInR5ur/dH113p47s42IpwIxq8dUnidCFOJmu5pjZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:57.565347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055337
observed b2afd59fa09e1abfcf6b00d6aa9431c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.547087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055337/manifest.json
observed 5d6ad1f88b86ab53761c2f6fd3d686e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.528801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055337/publication.md
observed 5ce2f8aa9ac1acf43f90180b40e1d9d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.509789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055337/publication.txt
observed 20abb7ba72cbb23df8f143fc8aeb3db7...
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.