OpenTechnical

OT-2026-000093921

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000093921) never changes.

Identity and time

Publication numberOT-2026-000093921 · never reused
Internal UUID01a0ae9e-92c8-7093-af3f-4c4641a0db1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093921
StatusPUBLIC

Content hashes

Canonical textba1513522f5999694166c8dc9bd3f6dd9d59a5c66c4c7724c2127f866e8ab5f2
Markdown42f4a2fd8343afac186f82777c8eb7f39fedadb1e8fb3779893404ade4bc5a58
PDF
Publication page20d5ca681b7db8ce1d2ef4ca7e38e51fc2ba09bbd2575ff347fc4eae554a55e2
Manifestec5a357ffd8a2a67e8390fa75d91e441c0669b3bd5cbfac550f178842f974274

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
SignatureWXy+CUlovkOXHsXiEgF+Ih3x1F/g1/ocjjQJpzdol5R2a1yK8EjN5T8w6toWboOhrhlmzEf1caOVretb8S48Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:11.579792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093921
observed 20d5ca681b7db8ce1d2ef4ca7e38e51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.562443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093921/manifest.json
observed ec5a357ffd8a2a67e8390fa75d91e441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.546259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093921/publication.md
observed 42f4a2fd8343afac186f82777c8eb7f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.531215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093921/publication.txt
observed ba1513522f5999694166c8dc9bd3f6dd...
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.