OpenTechnical

OT-2026-000104469

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three 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-2026-000104469) never changes.

Identity and time

Publication numberOT-2026-000104469 · never reused
Internal UUID01a0aea5-3421-7af5-b040-1a26fdcd749a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104469
StatusPUBLIC

Content hashes

Canonical textf2593c279187c952fa1aed5d6ba1f59d19bb663a2cfbf3533f290450ece7988f
Markdowned24542cce0d59cdd171445c616cb52588b36c7557bb7f7dcb09417c7743acd0
PDF
Publication pagedddec25174dee7d51746ce29e8065a2f32f226fe24a1e70b78b2c922b7a325c6
Manifest561075db5fb47e032495ff110419eff108cc88b85dac55cfd8a73cc2f0a0252a

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
Signatureo1jbTFOLMREEL0PuVsHzXY2v+vrht/U8DZty/wLfprnZuwjaStkTgbFhw7QW0jm1Cn5+ObFdrAp3tyq6i4ffBw==
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

2026-09-17T09:21:45.200011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104469
observed dddec25174dee7d51746ce29e8065a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.183231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104469/manifest.json
observed 561075db5fb47e032495ff110419eff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.166620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104469/publication.md
observed ed24542cce0d59cdd171445c616cb525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.148228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104469/publication.txt
observed f2593c279187c952fa1aed5d6ba1f59d...
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.