OpenTechnical

OT-2026-000103104

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103104) never changes.

Identity and time

Publication numberOT-2026-000103104 · never reused
Internal UUID01a0aea4-be3d-7865-bdb2-d135461acc3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103104
StatusPUBLIC

Content hashes

Canonical text7f1652c6d43759b7f22b1a044dcbf726e5141913f9a71a7eef7b9c1ed78f45ea
Markdown6a6b349b7efe92ca0e76ea0ce77d941a44fe1f8636139c92ef18eb876691d33d
PDF
Publication page020a17c9f79829a47101d9c98db0bcea09b25c706b6f9ba136a9ba5da9cd16bc
Manifest5bd3069b06dbef3fb81cb4b97e17da9c6c764ea47c18ef6b1f76ac5d1e392494

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
SignaturevysTF3RnSxvNcB124po7BTQGsKMER0v5KGo17n9hxzDfG2QKYODUKoVdmofbBo3np30xop1kF9Q3DEBGCh/YDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:13.985814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103104
observed 020a17c9f79829a47101d9c98db0bcea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.968419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103104/manifest.json
observed 5bd3069b06dbef3fb81cb4b97e17da9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.950475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103104/publication.md
observed 6a6b349b7efe92ca0e76ea0ce77d941a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.931218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103104/publication.txt
observed 7f1652c6d43759b7f22b1a044dcbf726...
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.