OpenTechnical

OT-2026-000065591

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000065591) never changes.

Identity and time

Publication numberOT-2026-000065591 · never reused
Internal UUID01a0ae8e-46fa-714f-9817-b5b3387539b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065591
StatusPUBLIC

Content hashes

Canonical textb7910b2c97751ac1a7bc979c0e8f70803c5559702bc7d18e832442fc519d8a72
Markdowne365643e68ee6c15751ae42dce85c760feef8f47d405aac14c509cb4db5df9a1
PDF
Publication pagec501ad17b7a64e4923a0d71e32e59dd084e30cd53ffc6bdb660df9b3d4193d82
Manifesta8f4c2c621469ca340ae75f24555b0bd3c2179e283ce166f194d4e801782854d

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
SignaturezZz4rygh3bOn0xUI2wkTO/zFxoj2wrgD+FOwVQ2GQVEoKDARPTelfr2jmkhSdyRa/T4IdJXPvoRB8FKeV2CJCg==
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

2026-09-17T10:33:57.234922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065591
observed c501ad17b7a64e4923a0d71e32e59dd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.206719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065591/manifest.json
observed a8f4c2c621469ca340ae75f24555b0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.179479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065591/publication.md
observed e365643e68ee6c15751ae42dce85c760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.151302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065591/publication.txt
observed b7910b2c97751ac1a7bc979c0e8f7080...
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.