OpenTechnical

OT-2026-000037770

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000037770) never changes.

Identity and time

Publication numberOT-2026-000037770 · never reused
Internal UUID01a0ae77-f889-73df-83b4-9eb7ad2aee9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037770
StatusPUBLIC

Content hashes

Canonical text66183b9dc04afd2f0de874abba0c26e9940a5387b4fc311a9174bfb8d8cd3d41
Markdown11bf3c04b3b04bbeb23ce67da8c7c62048a3461d6dea48af5480a533b79095d0
PDF
Publication page0495dc0eebbe709b013018f73bdd52c5f012a017a7534747eff58ca6010c7ac2
Manifest63b7ad8394668efbc8d453636b744b08ebeee86f6953c1462fd1697286a70ef2

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
Signature5dhYUJ4+w8tqYqiUESFkT9mgN9MjxnBvpqkj1F9Nq/U1+/DWn2UqqM77/Yqp7CZS34PGYwcB74ia08DHz1qGCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:23:00.085252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037770
observed 0495dc0eebbe709b013018f73bdd52c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.061928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037770/manifest.json
observed 63b7ad8394668efbc8d453636b744b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.045803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037770/publication.md
observed 11bf3c04b3b04bbeb23ce67da8c7c620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:00.029112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037770/publication.txt
observed 66183b9dc04afd2f0de874abba0c26e9...
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.