OpenTechnical

OT-2026-000103398

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000103398) never changes.

Identity and time

Publication numberOT-2026-000103398 · never reused
Internal UUID01a0aea4-e460-7c7f-a69e-004fd5a84d5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103398
StatusPUBLIC

Content hashes

Canonical text647ed1b5bb90758c91e1d43536fb3349db89f9c4bef60443d01eea1453bea412
Markdown44c909abf5a8cfa76510a73e0f1b71af7ddee2cf6902069247fa877dfad6cd26
PDF
Publication page82c446059dc266cd5725e482cd4a3c8c1a15fbead0c55a160c58a941bbf36b9d
Manifest4bfc502c7991fc0216a4ae378c021cbaa669e96884d78dc9ce96ab6dd67bfc6f

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
Signatureymzj1B7lautX6yR/7WwenMH5/AKgyTsNcgsRpTPrTDT2YisNsrpM4Z7KJFt4a7Lz30dHVYlKfmHvf538XIhEAw==
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

2026-09-17T09:22:08.484094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103398
observed 82c446059dc266cd5725e482cd4a3c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.466516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103398/manifest.json
observed 4bfc502c7991fc0216a4ae378c021cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.449712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103398/publication.md
observed 44c909abf5a8cfa76510a73e0f1b71af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:08.431793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103398/publication.txt
observed 647ed1b5bb90758c91e1d43536fb3349...
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.