OpenTechnical

OT-2026-000068458

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000068458) never changes.

Identity and time

Publication numberOT-2026-000068458 · never reused
Internal UUID01a0ae90-2481-74b7-afe7-b25458fe6a3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068458
StatusPUBLIC

Content hashes

Canonical text89c9b5691db79c50dc12ce7db6682c35e7b9560b471e31cd78fdcb1aa0f82565
Markdown2149b97a5953e00bff3e754fa5d0eef295848f724661a9251e4a79c7fbf1a803
PDF
Publication paged67325e7a6a8743e39e3aa62263c73a6bc782dddabb609c2dab3a07b24397ebe
Manifestd9ca2f784d05186f1b23b6903562f54b6bee8a9f7ef94c78f2724023a0d13cb2

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
SignaturepN4udUbvz1nMh/z+vJ1g5DkI6XTulITu8cGqOdS25Buli4r9LS3a7iW5YC3C/03yJ16QqTx9tCKoGvS+hH3SDA==
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

2026-09-17T10:29:36.328704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068458
observed d67325e7a6a8743e39e3aa62263c73a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.311927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068458/manifest.json
observed d9ca2f784d05186f1b23b6903562f54b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.295916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068458/publication.md
observed 2149b97a5953e00bff3e754fa5d0eef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.278400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068458/publication.txt
observed 89c9b5691db79c50dc12ce7db6682c35...
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.