OpenTechnical

OT-2026-000070280

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000070280) never changes.

Identity and time

Publication numberOT-2026-000070280 · never reused
Internal UUID01a0ae91-545e-78e7-9412-a55cad50a8a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070280
StatusPUBLIC

Content hashes

Canonical text071d59f6c8ce62db2e1d277984879f843f9d67a35049cecd21c9f1bd2e78440c
Markdownfa628302fc631596930bba2839a1d4e0551d65a48de966c1624fdeb3bb03fd6e
PDF
Publication page7708658576783bc44a09e643672905bbcc26ad064e8f53228ff8bdc58f820d5e
Manifesta2bb017bd3e8a9a7912fe613bcab0ac3b8c68c581f732270c0f52bb64f809062

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
SignaturexzXGDIcaRCwLfYx6QORQFQ7MTN4UmGWEUizKEi2h2uom2xCVX35txizsap/qP+dj6Uyn/Dsbhxhobv0j4AbFCQ==
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

2026-09-17T10:26:03.838993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070280
observed 7708658576783bc44a09e643672905bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.821846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070280/manifest.json
observed a2bb017bd3e8a9a7912fe613bcab0ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.804201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070280/publication.md
observed fa628302fc631596930bba2839a1d4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.787016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070280/publication.txt
observed 071d59f6c8ce62db2e1d277984879f84...
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.