OpenTechnical

OT-2026-000065019

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000065019) never changes.

Identity and time

Publication numberOT-2026-000065019 · never reused
Internal UUID01a0ae8d-dec5-77fe-a157-aa1f01220e71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065019
StatusPUBLIC

Content hashes

Canonical text67679a84e72022a53ae1f10837649e13f870ca38f368116d86af464918d264a9
Markdown9fda777b8f8c41b7cf7bee36938ce8c6c951d31976bac6dba2a0ebec6cac555b
PDF
Publication page580ab7a2239f0033389d68223fbd3fdec853114e8f80b06c9aa5a8d4c1325813
Manifest04351c9449bf1932afc5fe59ddff9a449df18f56a18f193861330472b1fb0a55

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
SignatureQgS8XiFJU/F9XsPOWC7OgHn9mr24MC82lh/5nKnEF88FT4VgCLaj4IYrQFdaxXS1eRwYzeoz6AOQtAIosC03DA==
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

2026-09-17T10:35:59.090889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065019
observed 580ab7a2239f0033389d68223fbd3fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.073286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065019/manifest.json
observed 04351c9449bf1932afc5fe59ddff9a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.054029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065019/publication.md
observed 9fda777b8f8c41b7cf7bee36938ce8c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.035988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065019/publication.txt
observed 67679a84e72022a53ae1f10837649e13...
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.