OpenTechnical

OT-2026-000014203

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000014203) never changes.

Identity and time

Publication numberOT-2026-000014203 · never reused
Internal UUID01a0ae6d-b279-7e44-bf79-072ec3714170 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014203
StatusPUBLIC

Content hashes

Canonical text081579f2a201ee194a2f04090c13ef2023e7f249b82d03d617ef89f147259ab5
Markdownc83a5ed6d606819b648ac93320251cb9e33022d58849d6ae95d86b9dd1e52974
PDF
Publication page6c40dcbc98e1e47dee508c44b0e6cffcb1ae2cd532cd6e740d126310d22379e6
Manifest1cea29bd6d873a84ef26e8b71cc3fa4604ac133cfb35b2b082533a6f82d0b21e

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
SignatureYzwFCBOtg6k3QFRqVLnXGCM7fYcfTqJwi25iO3tT/R2PCGOsBfd5UHDE3tF2v9j7fg1IQLyrvIpcTcg7+ZybDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:18.412886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014203
observed 6c40dcbc98e1e47dee508c44b0e6cffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.393576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014203/manifest.json
observed 1cea29bd6d873a84ef26e8b71cc3fa46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.375245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014203/publication.md
observed c83a5ed6d606819b648ac93320251cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.356023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014203/publication.txt
observed 081579f2a201ee194a2f04090c13ef20...
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.