OpenTechnical

OT-2026-000094801

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000094801) never changes.

Identity and time

Publication numberOT-2026-000094801 · never reused
Internal UUID01a0ae9f-2ded-71e7-836f-41355c50a228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094801
StatusPUBLIC

Content hashes

Canonical text0a7eae245c8fe55d116f842765a5a9a612fac66a3004ef60b587044f3466a737
Markdown784a3c3117c27735bde3fb9ff1b480189abe7e2c4ae42f63d21e3b412f7c391a
PDF
Publication page39c5fc142bbfefaf9ec1a8c7eacf58f178b2bb8284de88f328eb1c635b9c43b6
Manifestb9b13789a614564b4cc59f36efc2eb3ab2a0880a08c1ee7ad9a69e6e3961ca1b

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
SignaturedDkngh623pLDEF9bDfds0LzpIyPU/mzN3nt13KWvk5W2bXxDsEpQzxIW5f6+7xPvF6TnB3xxalD7evjYXPjfCg==
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

2026-09-17T09:37:17.235905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094801
observed 39c5fc142bbfefaf9ec1a8c7eacf58f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.219925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094801/manifest.json
observed b9b13789a614564b4cc59f36efc2eb3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.202317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094801/publication.md
observed 784a3c3117c27735bde3fb9ff1b48018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:17.186032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094801/publication.txt
observed 0a7eae245c8fe55d116f842765a5a9a6...
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.