OpenTechnical

OT-2026-000095513

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000095513) never changes.

Identity and time

Publication numberOT-2026-000095513 · never reused
Internal UUID01a0ae9f-8f74-71cf-a47d-bad0631e881a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095513
StatusPUBLIC

Content hashes

Canonical textd55a5ba4b9c9c63c0750a491d77e713cb2487ba389f3cadd43f467a131ca98f0
Markdownc94c7a027bd39eeacddebec51e747b33203acc1dd988bd1d8839a91abe6ee24d
PDF
Publication pagee4b17ed465824b140d882f1a4a0d760e46ea83c732c7ba227805016a727f80a6
Manifestf350f396d45a04cdfbee0a724b44ff887f0da829c212f82c7feed6daf885f8eb

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
Signature8V2Rez0fwjgBLpUiFBpgb+8viXGvlpprIMrTqsWkKk0PrbI3qP8mxIQuBFwn8ZKEMWH08zR9/Q2I9gcsYYWOCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:55.278342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095513
observed e4b17ed465824b140d882f1a4a0d760e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.261770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095513/manifest.json
observed f350f396d45a04cdfbee0a724b44ff88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.244903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095513/publication.md
observed c94c7a027bd39eeacddebec51e747b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.230073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095513/publication.txt
observed d55a5ba4b9c9c63c0750a491d77e713c...
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.