OpenTechnical

OT-2026-000054998

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000054998) never changes.

Identity and time

Publication numberOT-2026-000054998 · never reused
Internal UUID01a0ae86-5e80-7eff-b22d-582c8f4f74bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054998
StatusPUBLIC

Content hashes

Canonical texteef0023f65f3addbf09fc22e2d5c8d64846c2629ccddc6e259f4ad269c501349
Markdownef7fb0005c42b370695587b66185a8836c2e34715709db19dcd54d3fe6b61929
PDF
Publication page4073d5e5643dca9729201f86ce3c3496ac58326b83da460c75949fa6a8c454a5
Manifest1e7188947b4594aa38e169fc2847db10d6bf35f0145682cfa345912bd3e60992

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
SignatureFSfnC3wTgMyAs381mf+fpAD5Hphg6aHdy1Rwq7a4v8Lx1Z2zSMOFb/oKeuc4aQ71IFy2Nh4KT2ixTR1BietoAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:07.731680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054998
observed 4073d5e5643dca9729201f86ce3c3496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.713145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054998/manifest.json
observed 1e7188947b4594aa38e169fc2847db10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.692481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054998/publication.md
observed ef7fb0005c42b370695587b66185a883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:07.674338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054998/publication.txt
observed eef0023f65f3addbf09fc22e2d5c8d64...
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.