OpenTechnical

OT-2026-000101422

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101422) never changes.

Identity and time

Publication numberOT-2026-000101422 · never reused
Internal UUID01a0aea4-0e14-7b8c-9b25-ec498b1b839c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101422
StatusPUBLIC

Content hashes

Canonical text2f25ea707453f525d6c56e0cf57da277b165a88c172063134b67ee9633cbf14e
Markdown1dfb6107b838a293e4daf801224300ffd5def51b9317e8af5f22eb0fed729401
PDF
Publication pageab78cf632d377212726d8fc69ab6ffb79493f1b2fcc049ef419edd220ff3a807
Manifestca7cfe7f9207c84fdacaea6a19fe5bdead3d8cc5d0190d2b9aa0a3ab1bb7d55a

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
Signature2Ajs+sd2eXtDv9ewxqHppmgJ9LpT9qYby2ogK76vZa9RkHHvPv+3H3MOl9dogxB2uKKqfhLLIKA1UNaFuYAzAA==
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

2026-09-17T09:25:58.415100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101422
observed ab78cf632d377212726d8fc69ab6ffb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.396087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101422/manifest.json
observed ca7cfe7f9207c84fdacaea6a19fe5bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.376162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101422/publication.md
observed 1dfb6107b838a293e4daf801224300ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.358445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101422/publication.txt
observed 2f25ea707453f525d6c56e0cf57da277...
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.