OpenTechnical

OT-2026-000070286

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-2026-000070286) never changes.

Identity and time

Publication numberOT-2026-000070286 · never reused
Internal UUID01a0ae91-545e-7625-bcd9-0a8e3b5da625 · 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-2026-000070286
StatusPUBLIC

Content hashes

Canonical text9a0fa02173c888e166cf8de9b191e258abf9a094209c54c2676112e8a6002807
Markdown806587d35bb40ab3102517c59d0bc03c46d5adc8924cbcab5cb8ca4c0ba59f5e
PDF
Publication page8badb01d00e849969ce32e941b202c06e2c6e31bc70897bdba7ea502b6361768
Manifestbfa523afc741442066e801b9d91b6211db11c3eff9701d5464999d2929ebe516

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
Signature7SlC1q1epCxLqm6gHAMmVapg52rEbiKw5efDqdXBrHGyRLTjc5aN7gFEY1juz30y2P2/SR5bLkYfKbSGWB9cDg==
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

2026-09-17T10:26:04.260849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070286
observed 8badb01d00e849969ce32e941b202c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.242864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070286/manifest.json
observed bfa523afc741442066e801b9d91b6211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.226765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070286/publication.md
observed 806587d35bb40ab3102517c59d0bc03c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.211356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070286/publication.txt
observed 9a0fa02173c888e166cf8de9b191e258...
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.