OpenTechnical

OT-2026-000100470

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000100470) never changes.

Identity and time

Publication numberOT-2026-000100470 · never reused
Internal UUID01a0aea3-66ef-7d37-af23-8fad82722ac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100470
StatusPUBLIC

Content hashes

Canonical text0aaec6e14441de7331739464a0f67629c735ef99618e77e1e0a43d99f81e995b
Markdownde1f73c6821e7c89e7a854418453d94476f8a20ec0c6e25db177a47ea0b995ab
PDF
Publication page9ae6b4fa853c2055f4e40151790156fe977ccc053b971a2bbc8aa7d2b4bc4620
Manifestd929a4462dd9fb926ff7149d25357fdc765337f6661d986ce7cff02f1288f3ee

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
SignatureBRYYjmDhjtb3c0kl0A2UmX/HNqWLgXYPV/eN+fxkPsjsGyOn1VA9LsPb0CzCEKSITVWerM/X/qnQB0d3GdLPDg==
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

2026-09-17T09:27:13.368504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100470
observed 9ae6b4fa853c2055f4e40151790156fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.348684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100470/manifest.json
observed d929a4462dd9fb926ff7149d25357fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.327975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100470/publication.md
observed de1f73c6821e7c89e7a854418453d944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:13.252461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100470/publication.txt
observed 0aaec6e14441de7331739464a0f67629...
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.