OpenTechnical

OT-2026-000103000

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off 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-2026-000103000) never changes.

Identity and time

Publication numberOT-2026-000103000 · never reused
Internal UUID01a0aea4-be3d-7679-bde0-19f9243b6caa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103000
StatusPUBLIC

Content hashes

Canonical text0ec0a8c8d46622bd70e0538a3e9cbc8d295b01c86c263c1a262774a07ef490df
Markdown99bca10d546e32cc1ad647e406e083409287caa6d4b3e3316ce2703b99d02f02
PDF
Publication page6d987a9df141449106463a4e08616f7b5d126b65e9be6baffe6a83dbe579f0ab
Manifest29e0357f4af44be1d8825a6d2a2e6d4291b35d10df3acbf7e8728bbe23cb28f9

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
SignatureYtPWksDk5BA+yX7QlBg88zEN8tvKKNhd4VNBhElgJB2PeuZSj5ZVc++1Vue6O+3synEZg2kCuLCbvaHjO2b/AA==
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

2026-09-17T09:23:06.930755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103000
observed 6d987a9df141449106463a4e08616f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.912874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103000/manifest.json
observed 29e0357f4af44be1d8825a6d2a2e6d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.879682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103000/publication.md
observed 99bca10d546e32cc1ad647e406e08340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.822716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103000/publication.txt
observed 0ec0a8c8d46622bd70e0538a3e9cbc8d...
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.