OpenTechnical

OT-2026-000095319

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095319) never changes.

Identity and time

Publication numberOT-2026-000095319 · never reused
Internal UUID01a0ae9f-8f71-7c92-8adc-b556dfda08ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095319
StatusPUBLIC

Content hashes

Canonical text18f01782ef4e5c6d73e03455aab2b06fcd2ddbe1af0fcdb3fdee41b5859ec9dd
Markdowne0aea42c8d728e2aa7af6927ae30fb56a8c1d74ac2a7729891a16731447f1483
PDF
Publication page1448ab5862ff3e05bb483f1f5ca642752254939a67c894eacea7ea4f6f8ef40d
Manifest0bc401919ce9d599ea58f4ba9a96435f9a93e36b15d904a30cb79b45880f7902

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
SignatureNUuqgL4GujnKLgpt+hpyB1m1oMlb4Mkvm+rH63L3zHMPf16rZk9NEgcoO5DgFGO4fr6ulssXu5wvoEseG/H0AA==
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

2026-09-17T12:42:40.906004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319
observed 1448ab5862ff3e05bb483f1f5ca64275...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:40.590315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/manifest.json
observed 0bc401919ce9d599ea58f4ba9a96435f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:40.351721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/publication.md
observed e0aea42c8d728e2aa7af6927ae30fb56...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:40.020555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/publication.txt
observed 18f01782ef4e5c6d73e03455aab2b06f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.410658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319
observed 1448ab5862ff3e05bb483f1f5ca64275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.392412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/manifest.json
observed 0bc401919ce9d599ea58f4ba9a96435f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.374126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/publication.md
observed e0aea42c8d728e2aa7af6927ae30fb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.356708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095319/publication.txt
observed 18f01782ef4e5c6d73e03455aab2b06f...
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.