OpenTechnical

OT-2026-000078394

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented after set-down, on a tool changer

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-2026-000078394) never changes.

Identity and time

Publication numberOT-2026-000078394 · never reused
Internal UUID01a0ae95-7c28-7df4-a68d-3dee0ad6c72d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078394
StatusPUBLIC

Content hashes

Canonical text5faf676196ebec9cd92c4d30d04243d1948c1286f97fe497af0cb04c40c29bdd
Markdown81b28fdf48e7b94a8a2011b88eaac1692225621f3bbf06b688df85fba5dd31d1
PDF
Publication pagea6d486a2906d64c570101a0e6eacc2736a39dc91f22f734d3aa2d9760b3075f6
Manifest598dbe5828816298eedc10d2cb06f351d722eddce5b69f280c612c6c5978b652

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
Signaturey24UzgPP1HiJ8D+aC31vB2nRV0/TgeChOkqadrzWM29jwiGfxoIyStwJucpJi8AtAQOwQWT7aCqwNC4gvNM7DA==
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

2026-09-17T10:06:22.094028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078394
observed a6d486a2906d64c570101a0e6eacc273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:22.075139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078394/manifest.json
observed 598dbe5828816298eedc10d2cb06f351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:22.057688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078394/publication.md
observed 81b28fdf48e7b94a8a2011b88eaac169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:22.039808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078394/publication.txt
observed 5faf676196ebec9cd92c4d30d04243d1...
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.