OpenTechnical

OT-2026-000089126

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000089126) never changes.

Identity and time

Publication numberOT-2026-000089126 · never reused
Internal UUID01a0ae9b-db00-740d-92f4-707c2ea44009 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089126
StatusPUBLIC

Content hashes

Canonical text4c4e83988d0a3e504836f509a28ca1d50783d70d9cbfc1c02baec062112525ab
Markdownb4030e6e65e1bb1d27687791ff5fd1ba3aa88606616b6f0ce5c9e220707da5d2
PDF
Publication page5a2a0d972909bd555bd888db239f2c1a3a77aef0fb75ebbf61f2541811355ca8
Manifest60ac10123fc2aaf66768ec6a4700d372258b7868e4dbe6bc25ab30fbbfe16d98

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
SignatureYHF9tXifvkHFEDnbNMOUwat2h9sb4lo9dMp1EMSP/JMEXUBMg/pJSM2YIZtH30q0vocyPLkOBvzHF1/mRQdeAg==
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

2026-09-17T09:47:02.457163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089126
observed 5a2a0d972909bd555bd888db239f2c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.438848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089126/manifest.json
observed 60ac10123fc2aaf66768ec6a4700d372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.420871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089126/publication.md
observed b4030e6e65e1bb1d27687791ff5fd1ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:02.400337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089126/publication.txt
observed 4c4e83988d0a3e504836f509a28ca1d5...
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.