OpenTechnical

OT-2026-000102902

Publication integrity record

Foam pad 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-2026-000102902) never changes.

Identity and time

Publication numberOT-2026-000102902 · never reused
Internal UUID01a0aea4-be3c-707d-ba14-fd431c39dbde · 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-2026-000102902
StatusPUBLIC

Content hashes

Canonical text7dd0ff400d4453ad215b2a88f12501e4f597c5d22eeedce3235e69f12b82fdfa
Markdown71e0435f4a25b6c720870f8aa5dbd50ebc9514d577391c3ee9a0b1822801820e
PDF
Publication paged7e6f1286f9ebff042dbf55710b6f0a4a900bef1d5e59af6e6c3c519f88a0470
Manifest2c99fcb5a88da4c2531d3a615ac7b9f100a181e73cca74c345e080571ca10669

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
Signature22zwSvYE0/opceZg4BnY0XOlV/94wB4SyvdPsaNGKV9jurXEHdSeIGwK7Y/BbiHy/crSU5AybC4lTRnfg+itDg==
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

2026-09-17T09:22:54.926582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102902
observed d7e6f1286f9ebff042dbf55710b6f0a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.908594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102902/manifest.json
observed 2c99fcb5a88da4c2531d3a615ac7b9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.890323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102902/publication.md
observed 71e0435f4a25b6c720870f8aa5dbd50e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.874243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102902/publication.txt
observed 7dd0ff400d4453ad215b2a88f12501e4...
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.