OpenTechnical

OT-2026-000097793

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000097793) never changes.

Identity and time

Publication numberOT-2026-000097793 · never reused
Internal UUID01a0aea1-92f6-76cd-ab73-c760f01559ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097793
StatusPUBLIC

Content hashes

Canonical text0ca8305c9a693cde4d8356ecc904f09179f0ae8ee6b3dafe5e83068b1fb01e65
Markdown0d8c884f0fde5af696dd3d4b03ea62fcefa2e8b4a1956bc742182163f0746b69
PDF
Publication pagef22e7590c589d70cb990ed0e1da5c4d73a31cfa4c1c97c5f8d42a97a03dfd7fa
Manifesta734799721713055bd6617931aef74f29a5c3855ecbefd0562a439ec81e277f0

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
SignaturesS/jRX1tIchMovZjaYygskhmti1fTHukS7ALzqsDK2t5ChNp3GZwNITU8rRMApRZzNteWEQ0qp9LYInhb3eeCA==
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

2026-09-17T09:32:52.437383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097793
observed f22e7590c589d70cb990ed0e1da5c4d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:52.419619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097793/manifest.json
observed a734799721713055bd6617931aef74f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:52.401420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097793/publication.md
observed 0d8c884f0fde5af696dd3d4b03ea62fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:52.383050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097793/publication.txt
observed 0ca8305c9a693cde4d8356ecc904f091...
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.