OpenTechnical

OT-2026-000092719

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092719) never changes.

Identity and time

Publication numberOT-2026-000092719 · never reused
Internal UUID01a0ae9d-b5ff-7a77-9ef7-63de2fa66b7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092719
StatusPUBLIC

Content hashes

Canonical text184b24ba4037e0d10c466d34d772633277fe01bce444c7257ee7d28aa79a7b2c
Markdown8b517732eacf05ba9fc40a28045af70828ae7cff9bf29e5d6a0d9beae1b95669
PDF
Publication page0afb780ae6d593885f341c57c87a68e87e41ffa77fd5b7abf6847b2475076f41
Manifest697902eb0a72c0316b6419f2a5cb620e1b03694f942f6b6d02280dfd65f2d448

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
Signatureqeb91Czp7EtKrhw6l9GO53igsow12LoEYwAhsOYV7HZ/sDHxPpjrbZWJpDA1ZIFKxfm71K1fBRvJxTnQY519Dg==
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

2026-09-17T09:40:45.940636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092719
observed 0afb780ae6d593885f341c57c87a68e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.910566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092719/manifest.json
observed 697902eb0a72c0316b6419f2a5cb620e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.892934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092719/publication.md
observed 8b517732eacf05ba9fc40a28045af708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.860396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092719/publication.txt
observed 184b24ba4037e0d10c466d34d7726332...
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.