OpenTechnical

OT-2026-000014508

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000014508) never changes.

Identity and time

Publication numberOT-2026-000014508 · never reused
Internal UUID01a0ae6d-b27b-797e-b0b9-c96b0a854880 · 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-2026-000014508
StatusPUBLIC

Content hashes

Canonical text1b3641ace921fb04672f0b62b25401df729abe56882845efffda9efa7b319211
Markdowne30d7862abc3b99db6016db188740d844a5c233a6e2ee306b0e6469c2b39f486
PDF
Publication page3741c7c608518c8e3bc3779579c504743b04d30eb12998f5fe37b9724d88b215
Manifest3bf724753387471609899b811626de7b47d1a20c9c4afad33faba77c48cd5ef8

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
Signatureggr3fVOetWfLkiCgWAYTYgH4oElBTco4Lc+wz2mf4rREtd7MyChep/22laJ5x2nSZ/t1nbX0vF1t6xvRIViqBg==
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

2026-09-17T12:10:20.349925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508
observed 3741c7c608518c8e3bc3779579c50474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.330820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/manifest.json
observed 3bf724753387471609899b811626de7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.312035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/publication.md
observed e30d7862abc3b99db6016db188740d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.292688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/publication.txt
observed 1b3641ace921fb04672f0b62b25401df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.892485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508
observed 3741c7c608518c8e3bc3779579c50474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.875767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/manifest.json
observed 3bf724753387471609899b811626de7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.857939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/publication.md
observed e30d7862abc3b99db6016db188740d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.840359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014508/publication.txt
observed 1b3641ace921fb04672f0b62b25401df...
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.