OpenTechnical

OT-2026-000079189

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000079189) never changes.

Identity and time

Publication numberOT-2026-000079189 · never reused
Internal UUID01a0ae96-0b8f-7c7c-a042-bea5988421dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079189
StatusPUBLIC

Content hashes

Canonical textecf0384d51953295112b50557ba052db04b3f47e0b78e2efcf60918c57a880df
Markdownf2a9692c78d8a77eb7ce6e0b6ca158ff44544fab955be6d3790590ee9bc282ed
PDF
Publication pageae2ba469aca82fe4348b420ad1a0604238ef1ec55ee338debd2492d361ca515a
Manifest056a5f945d08a7e15bec8e625856f20752707f3e502503aa18f8bc384c03d99a

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
Signature/xS6SY/zrI7wWvmsIvuhQt/OdtvCJatrbaQcH41K+wr5sDuqZquJY2cOzCyCOwm/OHHE30joz8c7qrLWsMnvDQ==
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

2026-09-17T10:04:46.920920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079189
observed ae2ba469aca82fe4348b420ad1a06042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.903184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079189/manifest.json
observed 056a5f945d08a7e15bec8e625856f207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.886092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079189/publication.md
observed f2a9692c78d8a77eb7ce6e0b6ca158ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.870653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079189/publication.txt
observed ecf0384d51953295112b50557ba052db...
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.