OpenTechnical

OT-2026-000102479

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000102479) never changes.

Identity and time

Publication numberOT-2026-000102479 · never reused
Internal UUID01a0aea4-858a-76c5-b862-2c20036adc06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102479
StatusPUBLIC

Content hashes

Canonical text7a0696dae3e3a035285328f5582cf0a8a0a63fb2e4b74c8d6217c0cfe8dd134d
Markdown5fe528dd3a7bb9383699d730847692a0306a83984635e561500a8fa29e703461
PDF
Publication page94e30e0e663ca2263b7f94eb1095cf688f52d2c92a7c70f6ed66dfd96a35dafb
Manifest9c7cce60abcc844d6a3ee033ad6bab9c9f6d48b7ea9e860917d7150fdc14e031

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
Signature860hQJ4Tk4NpjigHhHILpsaf/uDVpl3e4qmpSJcvKWhgDz1egg7mOSjSWvziTMf2o9m4JGH8EsZ6qKxcAgAUCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:49.953288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102479
observed 94e30e0e663ca2263b7f94eb1095cf68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.934364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102479/manifest.json
observed 9c7cce60abcc844d6a3ee033ad6bab9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.916176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102479/publication.md
observed 5fe528dd3a7bb9383699d730847692a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.895982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102479/publication.txt
observed 7a0696dae3e3a035285328f5582cf0a8...
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.