OpenTechnical

OT-2026-000094475

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094475) never changes.

Identity and time

Publication numberOT-2026-000094475 · never reused
Internal UUID01a0ae9e-f4e8-7ab3-bc1f-808df2097b4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094475
StatusPUBLIC

Content hashes

Canonical textd2b6882b74f97aa807272f8e9e98c8b52385f57fd8202a8a69dcc03a32f0d37d
Markdown77b664fcdfaca17c65923c1c2f517527d5c14a1c4fb289bc2e2926da8d6579f4
PDF
Publication pagefea9cfa148c919d80a775e9ccb1bf51c29df2de70eb61cb1599228f1c612d2fa
Manifest89bb8f356d61612b7089846e3e21df68a54a35a9b631b5539636ed9893c919db

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
SignaturevtMew9uRO+HBUMQYdWe5YEOnCRA7wE/W3cfq7V8XjC1QtoPXW0f+TE0zUC2N796HY+nB3JKTruB2OTbb7pX/Aw==
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

2026-09-17T09:37:53.947876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094475
observed fea9cfa148c919d80a775e9ccb1bf51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.928924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094475/manifest.json
observed 89bb8f356d61612b7089846e3e21df68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.909430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094475/publication.md
observed 77b664fcdfaca17c65923c1c2f517527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.891550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094475/publication.txt
observed d2b6882b74f97aa807272f8e9e98c8b5...
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.