OpenTechnical

OT-2026-000095848

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three 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-2026-000095848) never changes.

Identity and time

Publication numberOT-2026-000095848 · never reused
Internal UUID01a0ae9f-fac7-79aa-be2d-d7ecdcb89817 · 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-2026-000095848
StatusPUBLIC

Content hashes

Canonical text4b4e997a66ab721be96dc65ad85146bee35ad826cc6e1c7ff8d54e43033e0ec3
Markdown2147d2a0890792375fa3f44de3ff680a6e72134e768088eb89b6680f5978bafc
PDF
Publication page465565b277abe0ca195da0d838520e05fb6e81fe023168fc7db782af4537bc60
Manifest27088f884b86b7620d6281c36a8d3c4cda6ffc7ba25eb7ccf3f1adb6c1ffaade

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
Signature4EUuzdRqfBWi4tJbcKuk2qd80Y0+27m0uX7ECD0MuetL9dWwbV+qVih9uSfAiy4VZw91SQXpaijt9DUn1G1/CA==
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

2026-09-17T09:35:56.213262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095848
observed 465565b277abe0ca195da0d838520e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.188695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095848/manifest.json
observed 27088f884b86b7620d6281c36a8d3c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.171309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095848/publication.md
observed 2147d2a0890792375fa3f44de3ff680a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.151914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095848/publication.txt
observed 4b4e997a66ab721be96dc65ad85146be...
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.