OpenTechnical

OT-2026-000065311

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000065311) never changes.

Identity and time

Publication numberOT-2026-000065311 · never reused
Internal UUID01a0ae8e-1dfa-7f00-b651-7fd683f186d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065311
StatusPUBLIC

Content hashes

Canonical textdf74e731f453cdcba5f7222b5a33d4bb7d23de4a1f157218e13dbd3fb186d9bc
Markdownb8ad1091d5a2bd6cfeb90aac9ea2bf1b56e7dd4e6b455f616fccbc7e86bacb5d
PDF
Publication page1fdbecb6f83ef76d255bf627f5d1eee04d1c8b04e66c81eb60944eb034c84ac1
Manifest34fb2676679f126b650b3e4656a2db740379a297eec40d0ffb3ded847a2faa99

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
Signature30LfroOVJwSKvS95bY/sMJnQ03Aa5Xa0fHMuQfG/bG1S5a9hzXLuztmTZhgGMJd04APOKf00g07Un1mzPQoVCw==
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

2026-09-17T10:35:17.213621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065311
observed 1fdbecb6f83ef76d255bf627f5d1eee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.195453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065311/manifest.json
observed 34fb2676679f126b650b3e4656a2db74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.178180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065311/publication.md
observed b8ad1091d5a2bd6cfeb90aac9ea2bf1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.160944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065311/publication.txt
observed df74e731f453cdcba5f7222b5a33d4bb...
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.