OpenTechnical

OT-2026-000095863

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000095863) never changes.

Identity and time

Publication numberOT-2026-000095863 · never reused
Internal UUID01a0ae9f-fac7-7743-9bd4-96e74ece1842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095863
StatusPUBLIC

Content hashes

Canonical textb5b193f9d76b89e4b239f2844c150d5a54210b94162532a2e3a01f6b699024ca
Markdown48b8c141517f54ebeb7355bb069dc813e65ba72e8ed6cf963046dfb617489e56
PDF
Publication page3925beda6af93091366f6078e90d1c23cb4697bfe013c9c9510ef7643e1f60f1
Manifestdeaae0aba9ec5efddae1746029887f98e6e5882066829138daa8816b1f175306

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
SignaturezBpqrGdZDF4q5Egg/WAsPS/trKb5HDgonBPFnfvgzplucW4w7F6xSiMJe96M01qycQBpmt9SqlzP6EbTHDnXBg==
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

2026-09-17T09:35:57.332559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095863
observed 3925beda6af93091366f6078e90d1c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.314060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095863/manifest.json
observed deaae0aba9ec5efddae1746029887f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.296310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095863/publication.md
observed 48b8c141517f54ebeb7355bb069dc813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.277958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095863/publication.txt
observed b5b193f9d76b89e4b239f2844c150d5a...
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.