OpenTechnical

OT-2026-000037994

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000037994) never changes.

Identity and time

Publication numberOT-2026-000037994 · never reused
Internal UUID01a0ae77-f88a-77d2-bc44-7de54f5e0402 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037994
StatusPUBLIC

Content hashes

Canonical text893297d9d275242a0dafcca2533492d2afd38d60ca1077f84f5a61b3e4d145b6
Markdown30e0ef9188f4c59290485519a183433cffb946e4578836d5af981e34529e1af5
PDF
Publication pagead7714b094c4749bea65eee3c08dc043232e202c07cbf08ce6fba7f729ecabf2
Manifest1de09591162c5195f8ebc245059abf16e3f76841516c339fb836f1dc9dfd7303

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
SignatureB3Tj8eEGaRH7hUbgcvYdteSO1z2aO2r429rD2w2TO/F/B//Wy7dkC2ZWusO3XHH6SfnXVF9rGpouO+af3lDnDA==
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

2026-09-17T11:23:17.508785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037994
observed ad7714b094c4749bea65eee3c08dc043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.484172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037994/manifest.json
observed 1de09591162c5195f8ebc245059abf16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.464937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037994/publication.md
observed 30e0ef9188f4c59290485519a183433c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.448231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037994/publication.txt
observed 893297d9d275242a0dafcca2533492d2...
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.