OpenTechnical

OT-2026-000070783

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000070783) never changes.

Identity and time

Publication numberOT-2026-000070783 · never reused
Internal UUID01a0ae91-8c2c-7ed1-b02d-fd131cc5506f · 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-2026-000070783
StatusPUBLIC

Content hashes

Canonical textbb7dca33fe822fc4e49d1d7f0e1c91a1e45fffdb567c2bafbde3845f38ccae2b
Markdown065146187ba3a5b596f77e111ce8c88c140f5e434f32ab488cf737b6c79cdd1f
PDF
Publication page9d546df9c9103579ce3efa772c724452c38a7aec2f3662a1ac157f99fe811c10
Manifestc8f303a78c63529b3760a1a9736840dba7f16c78daca6579d67dfead2b84cc92

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
Signaturexn3GMmX4ej4ej94bAgFr6KxkoEVY+dxdEUaFUdefHoEYYXMnVHXGnfx5VwhsU38rjq6pVqwvbqyL12e6hiO4Cw==
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

2026-09-17T10:25:29.177457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070783
observed 9d546df9c9103579ce3efa772c724452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.160792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070783/manifest.json
observed c8f303a78c63529b3760a1a9736840db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.141638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070783/publication.md
observed 065146187ba3a5b596f77e111ce8c88c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:29.123114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070783/publication.txt
observed bb7dca33fe822fc4e49d1d7f0e1c91a1...
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.