OpenTechnical

OT-2026-000043507

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold 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-2026-000043507) never changes.

Identity and time

Publication numberOT-2026-000043507 · never reused
Internal UUID01a0ae7b-92cf-7384-8de7-bd3ccd68b4ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043507
StatusPUBLIC

Content hashes

Canonical textaf26dd50348178837e81f3198c33452d25c4ffab54cf930f19c35c529bff434c
Markdownae1aecfcbcb630984e4c799ee8984b9466362f4a4c57bd6f527f29306807808a
PDF
Publication page12fcdae3287f180e2b6fde00d9fbfc5086f0b58007ba2c9fd75d6e50d836b461
Manifest52f7225fe57a98721f6057491379e34e85cae8f593f63375d3c0dd3fb5ebee2e

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
SignaturemRCOiZxfElOsR5znVrcTK3FJfsClLsZO6XwzTm+yCIv8C8WpAxRPPab895YKdMCulpYrgO6pwU8LULPFlfkLBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:52.586691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043507
observed 12fcdae3287f180e2b6fde00d9fbfc50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:52.567949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043507/manifest.json
observed 52f7225fe57a98721f6057491379e34e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:52.549424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043507/publication.md
observed ae1aecfcbcb630984e4c799ee8984b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:52.527749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043507/publication.txt
observed af26dd50348178837e81f3198c33452d...
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.