OpenTechnical

OT-2026-000007808

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000007808) never changes.

Identity and time

Publication numberOT-2026-000007808 · never reused
Internal UUID01a0ae62-8d39-78a7-8fc6-15776e7a839c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:29.414051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007808
StatusPUBLIC

Content hashes

Canonical text44070259d2691671bc735082b62436cb6c5519517971293ccd4686fbb2751c89
Markdown3713923c3bb6145df6de2b666d52b6969320a13796ab6488955b8c20bd62d88a
PDF
Publication page5251d038726b0cbfb724380bb4e680e4f96f5650f7bf47895c54078217650223
Manifeste9bb69f982e4c00ea740454a35b8e9aeac244839d846236761297f5ffc7a1f50

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
Signaturez4DaBWvPOx/XOH0+aln0NEmJf4TjR9eloLd8HC9A5f7kfS6rtYSBBjG6PdAlCwzUtCUt5vKR/2pEe3hIjYKrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:03.706406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007808
observed 5251d038726b0cbfb724380bb4e680e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.690293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007808/manifest.json
observed e9bb69f982e4c00ea740454a35b8e9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.671426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007808/publication.md
observed 3713923c3bb6145df6de2b666d52b696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.652951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007808/publication.txt
observed 44070259d2691671bc735082b62436cb...
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.