OpenTechnical

OT-2026-000095677

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000095677) never changes.

Identity and time

Publication numberOT-2026-000095677 · never reused
Internal UUID01a0ae9f-fac4-7b44-a043-762284ae47ae · 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-2026-000095677
StatusPUBLIC

Content hashes

Canonical text1d61bd561dd817535ecf62ded8980047634aae1a05ed443f9097826609feb391
Markdownba9bd58a25e52cb02ec153327b10bf1cde4a362dff1a5cd97eb8d22dd1fef1ef
PDF
Publication page9640cf8e4aa084f26e5693a5a6fb7d4249466d90ff4e1a851387ce2606993c2a
Manifest97b93c8b3984f7eb0e31370d7dbcc76f98bf017c512800ef3593ea213d4d3a42

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
SignatureQBY+6zHHilRffEW5TxaRf2BczU1kYOS59ZI1O/cQLfoCoWNwJOaShr669qh5iyZYaxts7+9EeIfTIBk3/1oABQ==
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

2026-09-17T09:35:09.149756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095677
observed 9640cf8e4aa084f26e5693a5a6fb7d42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.131693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095677/manifest.json
observed 97b93c8b3984f7eb0e31370d7dbcc76f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.114590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095677/publication.md
observed ba9bd58a25e52cb02ec153327b10bf1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.097760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095677/publication.txt
observed 1d61bd561dd817535ecf62ded8980047...
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.