OpenTechnical

OT-2026-000070869

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000070869) never changes.

Identity and time

Publication numberOT-2026-000070869 · never reused
Internal UUID01a0ae91-8c2d-7d4c-89b9-b686cb595c5d · 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-2026-000070869
StatusPUBLIC

Content hashes

Canonical text285717c366b58a6c3e5b600b8e502eece85cade2d57d0c4117eec06682cdea96
Markdown8393c3a5ed601381d9a3bed8b7000c6741987d89678d1ced4b112b0e2168fb0b
PDF
Publication pagee61d11ead510cf6c32dca0d7bda71bf68c86083c31af437084059f3a90eafa34
Manifest1846140fa5627f03c713a74d3d465e090beb5e37e731a501e3d15ed4d291a052

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
Signature6IZPqxJ9mo3qPr8AVbOKdZilZUiW4dKk4uSUoPM1Ns3DWKRwimcV8yA5/chlAfJdXHKXZrKqIPK3V+On/AeLBA==
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

2026-09-17T10:25:41.498189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070869
observed e61d11ead510cf6c32dca0d7bda71bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.482371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070869/manifest.json
observed 1846140fa5627f03c713a74d3d465e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.466109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070869/publication.md
observed 8393c3a5ed601381d9a3bed8b7000c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.449208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070869/publication.txt
observed 285717c366b58a6c3e5b600b8e502eec...
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.