OpenTechnical

OT-2026-000059878

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000059878) never changes.

Identity and time

Publication numberOT-2026-000059878 · never reused
Internal UUID01a0ae89-ec26-7285-8802-288246b4a141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059878
StatusPUBLIC

Content hashes

Canonical textde9aaa96ab0f81ca1d21770c552231cae8e06754db0d43d31a01cb2a0136c2fe
Markdown17780876f5b8bd977fda624512033aaa31ceb8751e8b5969912cfd62fda71497
PDF
Publication pagee1cdeb22d456692f5595b204d8a4e0ceee1e3270bb12cacbe4a430f5674f5384
Manifest59d3ee8734350910cbc1d3ced0e5fc22b79c6727c0922203926425105b267dad

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
SignaturedRVDEy36HHgfE4WO60Br7UzietK9Y4l5CvBreX2c+qxMHVcKqy0muWJwdN/Yx8iv2icDKY7sv72j2CwkRDA+BA==
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...

Independent retrieval

2026-09-17T10:44:38.084033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059878
observed e1cdeb22d456692f5595b204d8a4e0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.067274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059878/manifest.json
observed 59d3ee8734350910cbc1d3ced0e5fc22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.050787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059878/publication.md
observed 17780876f5b8bd977fda624512033aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:38.031587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059878/publication.txt
observed de9aaa96ab0f81ca1d21770c552231ca...
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.