OpenTechnical

OT-2026-000100984

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100984) never changes.

Identity and time

Publication numberOT-2026-000100984 · never reused
Internal UUID01a0aea3-c377-7a16-bd2d-6143e24254c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100984
StatusPUBLIC

Content hashes

Canonical text1fb7f6f6bd663d99dd0b51698002a869b210a5b13d84e3726cbe7a1bab29b440
Markdown0166ffb56c7fe4eaab964eb3db1b174d9858c9eb72809fdbdda395a46348a87b
PDF
Publication page5802f41273051e6eb7ce20d26392c3ca952062729991f550e0fab1a5983dca7f
Manifestdef242acb97d82a9fc8538262c4e1ad56759c4988318461fba94a8528620f859

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
SignatureD2Jt0xaZ4+bcsmqHJh2BB5I4plDabb7V3S/se6QXCsacxuo4NBs74si4OkrtX/Er1RYP09K1zsjB8WJsiVFaAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:34.862352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100984
observed 5802f41273051e6eb7ce20d26392c3ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.844487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100984/manifest.json
observed def242acb97d82a9fc8538262c4e1ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.824646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100984/publication.md
observed 0166ffb56c7fe4eaab964eb3db1b174d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.806165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100984/publication.txt
observed 1fb7f6f6bd663d99dd0b51698002a869...
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.