OpenTechnical

OT-2026-000045510

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000045510) never changes.

Identity and time

Publication numberOT-2026-000045510 · never reused
Internal UUID01a0ae7c-f76d-762a-9bdf-8605c1bb39e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045510
StatusPUBLIC

Content hashes

Canonical text33a3b3df2479e7ad8a7645635d0e7ea454c3b9fc8fb4bb21181e72e63ff3fca6
Markdowna7c7513f2057895ba4e5f0ea411bd713515fbe978fef0837792b5bb6b94bdf37
PDF
Publication page42482d6eb9f332ecb981d475c7f555a640c26aca2a5196a2080740ab567d7d99
Manifest092f5b1b18b436101d34eda16fb7e1be0f6ba015f3e67d203fb7b7408672fe30

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
SignaturelDDv5JvbI/T09BAUBNCp1JimqxXP0KwAs480nsvZuCLVsqWYeY22du33OYENMPhKPsYhOStjV2dOwkXygNRwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:19.869394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045510
observed 42482d6eb9f332ecb981d475c7f555a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.851692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045510/manifest.json
observed 092f5b1b18b436101d34eda16fb7e1be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.833771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045510/publication.md
observed a7c7513f2057895ba4e5f0ea411bd713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.816085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045510/publication.txt
observed 33a3b3df2479e7ad8a7645635d0e7ea4...
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.