OpenTechnical

OT-2026-000066703

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000066703) never changes.

Identity and time

Publication numberOT-2026-000066703 · never reused
Internal UUID01a0ae8e-ce42-7c1a-8fe0-5c3156f7c41c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066703
StatusPUBLIC

Content hashes

Canonical text18386274afe021617cfe044c676422c554de3ecb81b41dba2b4e161a53e1d6f3
Markdown99b0d3541fc4b8b43f757b737efe2782ea6f7466aea9a1a1c3cdd3d1ca930aea
PDF
Publication pageb9789a3fd1c87a0f464c512722f9f4c91183fd5d81121bafe14b5312c9544ba8
Manifest09f8aa4e68802b437f1365159b3e0d85bfa71017a67966dbfe9ea79a45736248

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
SignatureOoFFYNDnIl2fIB0DZeMQe/Nl543SGXPlLQqUhb6LbqCi3zGRMWAg2xQRkVqHfFF2MJOOWdFBPIs9imosayptBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:06.247274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066703
observed b9789a3fd1c87a0f464c512722f9f4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:06.230128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066703/manifest.json
observed 09f8aa4e68802b437f1365159b3e0d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:06.212691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066703/publication.md
observed 99b0d3541fc4b8b43f757b737efe2782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:06.195086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066703/publication.txt
observed 18386274afe021617cfe044c676422c5...
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.