OpenTechnical

OT-2026-000095675

Publication integrity record

Three bellows cup 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-2026-000095675) never changes.

Identity and time

Publication numberOT-2026-000095675 · never reused
Internal UUID01a0ae9f-fac4-771c-b7b2-861258910746 · 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-2026-000095675
StatusPUBLIC

Content hashes

Canonical text3958faf4631aba8aa0fde8d2228f9d3df74bcf4cc614e12c8dcdee2c226e8767
Markdownef1ec8307acc48ac8e61acb295bfc378b0c396dc2c32d03965e7ad778eb806ee
PDF
Publication pagee7a11e42096ffeb5b12984bea9715c8fd55db05c866e1d5097a8b05dc202106e
Manifest608c3f7e8898b0d677ec5d3a284cd22af71049bcc46acd1069865545808c8c4d

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
Signature94lDnWO/z7BojCX5Xob0yEnmcW5S6A75dlz4CKm95q2DOLxwmINckJyvUAlKaoSgkaQHQmWawVuQ9iSAOcHbBA==
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

2026-09-17T09:35:09.007036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095675
observed e7a11e42096ffeb5b12984bea9715c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.989291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095675/manifest.json
observed 608c3f7e8898b0d677ec5d3a284cd22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.969918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095675/publication.md
observed ef1ec8307acc48ac8e61acb295bfc378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.951046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095675/publication.txt
observed 3958faf4631aba8aa0fde8d2228f9d3d...
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.