OpenTechnical

OT-2026-000059938

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000059938) never changes.

Identity and time

Publication numberOT-2026-000059938 · never reused
Internal UUID01a0ae89-ec26-7713-aec8-8da8695410f5 · 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-2026-000059938
StatusPUBLIC

Content hashes

Canonical text16839d5bd253131b3e64e53c8e12859f0a9eb3aadb485bde36454bc839b8623b
Markdown7c441b2644caa4e49d641bb9c2c2cc59a9c78d481a5eb4384da3dae97ae368aa
PDF
Publication page7b560a6971ea84e4a2a17f081ed6b4066e59f1804e7dfedb480e8bf2e6221304
Manifest8e40bc62c35aa8ff14860c9e9a840bd615d5a0a1cd22b30278ef6ce89f7e2e86

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
SignaturepYtvUK9quwH4t9gsu3tf1lF9CATZSntxardnyypxFPnmkkEJZxQ1JwRY2BVZGm8ilAArnfeYtHrWpUyDK72TAg==
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

2026-09-17T10:44:42.809298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059938
observed 7b560a6971ea84e4a2a17f081ed6b406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.791349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059938/manifest.json
observed 8e40bc62c35aa8ff14860c9e9a840bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.772015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059938/publication.md
observed 7c441b2644caa4e49d641bb9c2c2cc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.742249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059938/publication.txt
observed 16839d5bd253131b3e64e53c8e12859f...
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.