OpenTechnical

OT-2026-000100625

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000100625) never changes.

Identity and time

Publication numberOT-2026-000100625 · never reused
Internal UUID01a0aea3-66f2-7e65-b4b9-af81457c2ea7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100625
StatusPUBLIC

Content hashes

Canonical text41cd516050a6d74ce549de546c179e51c7b0d474e1f1bdb4573e4deb229cb2a1
Markdownb7bf841a91952d459a1fe3f1f70296b56efbadace65516e4f4a1fb1aff4f9288
PDF
Publication paged37ab65fdf9a7b810506a9c0729aa3c9756e6c49bdd306c0012104b6af1187c5
Manifest141c84c42552424ba1edbc2633e52f912252d2458a800702c5fd23acfafc37cc

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
SignaturelLicJjSUCxgi5tpitXDJkn8FDEjfN+D4yCusm3fCCPOLFNiUsm6FRYsGP3QbkrWnuAuKXymzUFMKxBQqAOLNDQ==
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

2026-09-17T09:27:25.455271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100625
observed d37ab65fdf9a7b810506a9c0729aa3c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.437503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100625/manifest.json
observed 141c84c42552424ba1edbc2633e52f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.419842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100625/publication.md
observed b7bf841a91952d459a1fe3f1f70296b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.400805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100625/publication.txt
observed 41cd516050a6d74ce549de546c179e51...
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.