OpenTechnical

OT-2026-000014413

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000014413) never changes.

Identity and time

Publication numberOT-2026-000014413 · never reused
Internal UUID01a0ae6d-b27a-7bb6-9712-cc46d2da6332 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014413
StatusPUBLIC

Content hashes

Canonical text97e4a02b221a0ca08d663907f522625520d952ecafa75f075a2d10c0260971fc
Markdown82a022884b8b3829ff2f0e52ac7a264e34afdab063b4693eab25df45454c1a99
PDF
Publication page82a46dadedd2456767b456ba253d98c69a611f39ff0ad650ca00e12007f84c37
Manifest9f84615de3650cb2af2c313611dceaba3a67839d6e15b405d83028aa662203ee

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
SignatureSeW082BP9Mr2HpOlS2+BnTLwD00LG+FMjFugNFQlfCVa+mc0/D3fIMKlp4J2Z70RKRokiMyB7scsB638NlHzDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:10.636079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413
observed 82a46dadedd2456767b456ba253d98c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.619998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/manifest.json
observed 9f84615de3650cb2af2c313611dceaba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.603155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/publication.md
observed 82a022884b8b3829ff2f0e52ac7a264e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.586114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/publication.txt
observed 97e4a02b221a0ca08d663907f5226255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.493533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413
observed 82a46dadedd2456767b456ba253d98c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.474236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/manifest.json
observed 9f84615de3650cb2af2c313611dceaba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.456267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/publication.md
observed 82a022884b8b3829ff2f0e52ac7a264e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.437381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014413/publication.txt
observed 97e4a02b221a0ca08d663907f5226255...
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.