OpenTechnical

OT-2026-000092106

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000092106) never changes.

Identity and time

Publication numberOT-2026-000092106 · never reused
Internal UUID01a0ae9d-8759-79d6-bce7-d44a0d6bf852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092106
StatusPUBLIC

Content hashes

Canonical textd2de30c6f928b4d91ace0bc239d1dd6361d65e79d277dd8ee8142531c78fb156
Markdowna7ee8f7bd3ecc7d263c8edb05d207090dbc45cc3d469797ca7f7f0ad9aeaf79f
PDF
Publication page7b774457465bd8e63044cbb4f5c36beb1918e7992dfbfd6da9c4414b8be5b1ae
Manifest8f2d7008f60e491cb3ecc790df081f7d81237559a54299af12373c9c93e14990

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
SignatureWYEMOi31Y97i1gz9g7+ZHpi4HdDsHm/dX6m8RV4hNnnARIA7Dmsr8v6lfXzsiQqkf/q/d56iNGisKxpfXIyAAA==
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

2026-09-17T09:41:34.215905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092106
observed 7b774457465bd8e63044cbb4f5c36beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.200068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092106/manifest.json
observed 8f2d7008f60e491cb3ecc790df081f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.182547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092106/publication.md
observed a7ee8f7bd3ecc7d263c8edb05d207090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.164624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092106/publication.txt
observed d2de30c6f928b4d91ace0bc239d1dd63...
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.