OpenTechnical

OT-2026-000087596

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, 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-2026-000087596) never changes.

Identity and time

Publication numberOT-2026-000087596 · never reused
Internal UUID01a0ae9a-cd53-7081-a699-bf3981b89e72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087596
StatusPUBLIC

Content hashes

Canonical text20d8d856aa992db924a8508493cc7ff024163f733a08ea0445011a6101043100
Markdownc6802906ccc92c1e33572a8e203ff54dcdb67fe2c76442ecabea2a7cb375a56b
PDF
Publication page2d626180571a7ab36a3f585d7027174305529a303c63431cb3f6e6e79a534b60
Manifestc880a8520e4fec3b11581ace5825ac24d4fb11ef9034cca3bdf76b01638f9dc7

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
SignatureQjuXarmOTFAXz5UEHGFMjej9V4KwL9zepxPXn/mTYB3OM7PxN7hjWxzubiNYVmlpdecxy4yyPcNothOlu+3aCw==
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

2026-09-17T09:51:02.038558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087596
observed 2d626180571a7ab36a3f585d70271743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:02.020496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087596/manifest.json
observed c880a8520e4fec3b11581ace5825ac24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:02.002920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087596/publication.md
observed c6802906ccc92c1e33572a8e203ff54d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:01.984538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087596/publication.txt
observed 20d8d856aa992db924a8508493cc7ff0...
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.