OpenTechnical

OT-2026-000009168

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000009168) never changes.

Identity and time

Publication numberOT-2026-000009168 · never reused
Internal UUID01a0ae6b-31b9-723b-a594-aa0c1b3387e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009168
StatusPUBLIC

Content hashes

Canonical text4b8d5bb26087a868c79dc1bbc537204b1302502490a06866c6732d79cc2a3c8e
Markdowna79e2e10c0ba2615139aec6d1ed0fa4f612d81ec6d460906ec3f40fff2767cba
PDF
Publication pagefd8ba35a3111b31fdce96f8c979186bb126dbaf888439cf2f5473f69c6abc39e
Manifest5e02d48bb38b77efdb1c6df0527982095b43993dc781810e6d3138f0b4e54673

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
SignatureVa7UnS06n2EgvrQEEtsTw7HrbdTIAQ8I1XakqTdvAhUcVQoX9tsku55ypvnrCV0fO0FbH/AVrxe/eGnqwX8IBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:52.432527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009168
observed fd8ba35a3111b31fdce96f8c979186bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.413686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009168/manifest.json
observed 5e02d48bb38b77efdb1c6df052798209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.395490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009168/publication.md
observed a79e2e10c0ba2615139aec6d1ed0fa4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.376164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009168/publication.txt
observed 4b8d5bb26087a868c79dc1bbc537204b...
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.