OpenTechnical

OT-2026-000082475

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained 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-2026-000082475) never changes.

Identity and time

Publication numberOT-2026-000082475 · never reused
Internal UUID01a0ae97-4d97-723c-bab7-7e59fb10347e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082475
StatusPUBLIC

Content hashes

Canonical text734fe4390d85d33a8704c9887f06f198c98305d0723fd9624fd7366bf7d55bba
Markdownd3a782a8291e8fc1cffb1727adc5ae734c90fb489c5fb85d7b1b9c8bb352de39
PDF
Publication page143a256b9ae011bf0c4494733214bdcb64de7b1ca373d81a955d202813d87213
Manifest6cf6cbf5aa45f914ce34a8dbab318fffc0f2f01ddf874277628a0a858fda6058

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
SignaturepLnJvwCGLsM7tz4g8gx+oQO4lB4w7VvoJM2cikwqF7JLdpf6HG69rlmHuzQEo6hf0qRZ+kjmeQ+IYpERdnmXBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:28.788020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082475
observed 143a256b9ae011bf0c4494733214bdcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.771649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082475/manifest.json
observed 6cf6cbf5aa45f914ce34a8dbab318fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.754584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082475/publication.md
observed d3a782a8291e8fc1cffb1727adc5ae73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.736850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082475/publication.txt
observed 734fe4390d85d33a8704c9887f06f198...
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.