OpenTechnical

OT-2026-000095032

Publication integrity record

Foam pad vacuum gripper, two zone face, pump 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-2026-000095032) never changes.

Identity and time

Publication numberOT-2026-000095032 · never reused
Internal UUID01a0ae9f-2df0-700d-a314-8ae47c08171e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095032
StatusPUBLIC

Content hashes

Canonical text1401b918deb9ca4f6e46b6cfa5042b98c860cec441d9ce7a4146d3729b336033
Markdown10a18d0ab9ebddedce5d2076e96db955f9eb6b98110d07f0476fb8e98938a487
PDF
Publication page0ec9831161a4a206bf78ba5029caaf5a24b1fb067a8b56de87045881e6ad2051
Manifestf4531aca0e3d410e76d717643a1a15082aa1e76c65acdc93e561dfe06eb460f2

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
SignatureSLAO4F5uaUZhfcIfinWBSvPcxS2lUv1T5whoSJECR38b8GMTeJmoj9rR6zE2JNNp99mupdHahlQCaEQp0XdnDA==
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

2026-09-17T09:37:35.710458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095032
observed 0ec9831161a4a206bf78ba5029caaf5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:35.693820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095032/manifest.json
observed f4531aca0e3d410e76d717643a1a1508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:35.676165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095032/publication.md
observed 10a18d0ab9ebddedce5d2076e96db955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:35.657698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095032/publication.txt
observed 1401b918deb9ca4f6e46b6cfa5042b98...
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.