OpenTechnical

OT-2026-000029970

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000029970) never changes.

Identity and time

Publication numberOT-2026-000029970 · never reused
Internal UUID01a0ae73-ac48-7a23-8b07-bd0f77039b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029970
StatusPUBLIC

Content hashes

Canonical text3fb63143ec529c36da52884797f8034b2fc943a33fd6832507579225ef864eb9
Markdown2e5c2cad84ed3233a7d4d84d5e346cde5d465753740331b5fe2b8059fa323d63
PDF
Publication page9e5e7b52387e3762669d7ee5a324ba22bddf3620e27a0503b5a66bc5e78a06d2
Manifest1d011ba73800909f8a23c0403ade7c416f9c81c783e9d3b23a307acf4ad4d7b7

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
SignatureNCXVHTm2SxSJvVfq8RWTpCcglc0bsKFJ63QHokY1v8gam4TxA9T5tKDTd1LBdYXbwC9xve/0WxJzzQK22UbDCA==
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

2026-09-17T11:38:41.360930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029970
observed 9e5e7b52387e3762669d7ee5a324ba22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.343846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029970/manifest.json
observed 1d011ba73800909f8a23c0403ade7c41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.328345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029970/publication.md
observed 2e5c2cad84ed3233a7d4d84d5e346cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.311139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029970/publication.txt
observed 3fb63143ec529c36da52884797f8034b...
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.