OpenTechnical

OT-2026-000102908

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102908) never changes.

Identity and time

Publication numberOT-2026-000102908 · never reused
Internal UUID01a0aea4-be3c-7092-8934-eff1aa6e80fd · 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-2026-000102908
StatusPUBLIC

Content hashes

Canonical textba15cdfd68155fd8b5325f709bb4f86c3f436e914d0d3101bce0dd82661c7d4e
Markdownd6a4fd20719d02bc6fd5827caeed1d659da03a3855859d55fd83262ae186e229
PDF
Publication page8db94460c1d515586bd48b207133ad6ebfbe6f88d7013041dc053a03e9b7c54c
Manifestbd3b88d68d02e2c365ce236aefd5e9614b31658d3455bc76f3706f56759d508a

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
SignatureSad5DeCDzZI7IP+EiO9OowzNnVz9FyCKPg1nSX4uMSUI/ChUz68BJ7UuayYOFF2H7yHGGkJyC0BHYMdi/rfSBA==
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

2026-09-17T09:22:48.980184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102908
observed 8db94460c1d515586bd48b207133ad6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.963001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102908/manifest.json
observed bd3b88d68d02e2c365ce236aefd5e961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.902484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102908/publication.md
observed d6a4fd20719d02bc6fd5827caeed1d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:48.838217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102908/publication.txt
observed ba15cdfd68155fd8b5325f709bb4f86c...
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.