OpenTechnical

OT-2026-000037746

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000037746) never changes.

Identity and time

Publication numberOT-2026-000037746 · never reused
Internal UUID01a0ae77-b8d0-7f79-98c9-012eefabd227 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037746
StatusPUBLIC

Content hashes

Canonical textf47af3d3caae7eb357ad382d92b89c4d81bca1d5a332b82216972f9a6907417b
Markdown189640f4118fb96c8c0e5cd9e582fe9dd06a651f0f8ea630c3fba8d05a49baaa
PDF
Publication pagef0033a72e1cb3fb9d99528bf6b544325da8c35cd6879d4bfceaf893eee94a5ea
Manifest47dd18f846e472dae539388da92e46c596103f3cc948d9c5a8cc7958b8ccbad1

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
SignatureH/kCJT4hwjj8g19AZV2borvgPEJKl2XqzoJRm0FWpvbvC8XXLry02uioAPhPkl0AQj0J0VgZ8MJRp2tm8re6DQ==
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

2026-09-17T11:24:15.611207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037746
observed f0033a72e1cb3fb9d99528bf6b544325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.595501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037746/manifest.json
observed 47dd18f846e472dae539388da92e46c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.577915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037746/publication.md
observed 189640f4118fb96c8c0e5cd9e582fe9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.558412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037746/publication.txt
observed f47af3d3caae7eb357ad382d92b89c4d...
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.