OpenTechnical

OT-2026-000070935

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000070935) never changes.

Identity and time

Publication numberOT-2026-000070935 · never reused
Internal UUID01a0ae91-8c2d-7fb9-8076-750ca8f14b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070935
StatusPUBLIC

Content hashes

Canonical text65f2f9e5e83b0facbd1eef30d71b8179d5df3e50ae7767334cdf689b600f998d
Markdown8ceb6a320dcc7c11e429944d7cac7826cc73623b1749b54e3bedb941126f3417
PDF
Publication page8525d882f4463e788e2b62cf907507d133400cbb653737ac5dd9a28583ec037b
Manifest7f7b3473131c8e18344dd352678d02d304f876336f5519ac781ed18862df0cc0

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
SignaturejkFQFkfu3wkpsatRDlGKRldUCMZ8GaeahtXp0f8aeeAoXsTuaRkoxeB9pLv1+pbbvMuVPFq6swa9uQEVbXWSBQ==
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

2026-09-17T10:25:46.162836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070935
observed 8525d882f4463e788e2b62cf907507d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.147680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070935/manifest.json
observed 7f7b3473131c8e18344dd352678d02d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.130366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070935/publication.md
observed 8ceb6a320dcc7c11e429944d7cac7826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.112447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070935/publication.txt
observed 65f2f9e5e83b0facbd1eef30d71b8179...
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.