OpenTechnical

OT-2026-000072737

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000072737) never changes.

Identity and time

Publication numberOT-2026-000072737 · never reused
Internal UUID01a0ae92-89da-7bdb-9899-5fe9e238ae7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072737
StatusPUBLIC

Content hashes

Canonical text6970e523df607b0cc405d9ac245cc49d1cab4b4a89e42514922aa6bc2bde97c5
Markdownc2bc59112c4ad27e8413349a32e15e858f8706a0cee455866591667546de0055
PDF
Publication page88262d14d4bb384c4e092c2155495c4307c0cbba5e493593310f58738fb95c52
Manifest89bfcb6ddb4e8a3402730f8798c0449882589ce389a0756ff50c6613d60ddeb2

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
SignatureG+soAELCdfK6cUBtxZJpGaGHJ4qwWG9foiccC1z1Zzmxj+PiTBSbtL9zzs/62t8nFS+2qGae8KWbcgBkMBbiAg==
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

2026-09-17T10:22:38.403106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072737
observed 88262d14d4bb384c4e092c2155495c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:38.385620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072737/manifest.json
observed 89bfcb6ddb4e8a3402730f8798c04498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:38.367443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072737/publication.md
observed c2bc59112c4ad27e8413349a32e15e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:38.349827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072737/publication.txt
observed 6970e523df607b0cc405d9ac245cc49d...
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.