OpenTechnical

OT-2026-000055698

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-2026-000055698) never changes.

Identity and time

Publication numberOT-2026-000055698 · never reused
Internal UUID01a0ae87-09ca-7481-bae0-54361f1f0c49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055698
StatusPUBLIC

Content hashes

Canonical texte725f1383578d022d1413212b58dd1eb5501242bc76a39ae2d0299525ed75d61
Markdown80f9edfdd60a26bc37d1234891f3ebe5dbbc095f3cfbad07a26160cff33976d0
PDF
Publication page928457f6422ea8724103d9574c9ddeff91b7ee4a93d74a07dee2067b5a997c6d
Manifestdf67a3e457faff198f5079932449100b00c484c3fad3a3b6da47541e8eb4013c

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
SignatureAP2w59skkNMwbRTAEEB4xsyIN+JZoVWht9d49+bjsUP4xCPmeLcOBUCYKz4lveLFpK/6EAN2u2Vd2Yr4Vi9gBA==
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

2026-09-17T10:51:01.463613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055698
observed 928457f6422ea8724103d9574c9ddeff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.445832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055698/manifest.json
observed df67a3e457faff198f5079932449100b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.428542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055698/publication.md
observed 80f9edfdd60a26bc37d1234891f3ebe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:01.410234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055698/publication.txt
observed e725f1383578d022d1413212b58dd1eb...
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.