OpenTechnical

OT-2026-000080429

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000080429) never changes.

Identity and time

Publication numberOT-2026-000080429 · never reused
Internal UUID01a0ae96-7e78-743e-9706-400c027b7f5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080429
StatusPUBLIC

Content hashes

Canonical textb0ec34057ecbb7a155e69892d781455f137bfb61868786d46121d7597459ce90
Markdown7da9af05a284254e43c8deaa50ac305fb3f5e83465f17d4f3f85782abab48e79
PDF
Publication pagef9bbeb689cdfa6bbf98d92852cc821bafcfc44111748ba9049348f9e793d0df9
Manifestef9639c5564e6cdcfdd9a77faf71fc4f5f015c07d6d0431cbd9302cbf97ac3ae

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
Signature9Zo+f4cnUMyMVwrOPXbLJLq6vYZJPDWfF2jmR6RGdM/7riB1zF9Ge3qe+Xr1wXiDu46RocBHib9eWwbh5NKxAQ==
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

2026-09-17T10:02:56.349674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080429
observed f9bbeb689cdfa6bbf98d92852cc821ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.330722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080429/manifest.json
observed ef9639c5564e6cdcfdd9a77faf71fc4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.310400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080429/publication.md
observed 7da9af05a284254e43c8deaa50ac305f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:56.292498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080429/publication.txt
observed b0ec34057ecbb7a155e69892d781455f...
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.