OpenTechnical

OT-2026-000065375

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000065375) never changes.

Identity and time

Publication numberOT-2026-000065375 · never reused
Internal UUID01a0ae8e-46f8-7276-8d7e-f3a6d8944f8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065375
StatusPUBLIC

Content hashes

Canonical textf626253c77f3f6500c2be0d811700d45f139d73cba7a1a624bd6ecdaf504a886
Markdown33c86f195dbc3ea03cc30316b4b27a6514fdb7e23a4e4a4336413c4b833c6edc
PDF
Publication paged53e24ac302bc151f26d2712d75abb7010a3d1ada2c80e8f6838c4d08fdebd43
Manifest85a810b1d9d1ea6d650b45e16e3c292f4ea1f7e9976b326c1e8b7dbfdf1c38bf

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
SignatureQh/cWagZUjrT9Gzz+Z7OkioBBzkbyxjb6BVuqBSHHHAfX1eHOOfcmvcbjyp0LyrnKAjjSNfgbV7s06/FN83lCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:37.719409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065375
observed d53e24ac302bc151f26d2712d75abb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.700504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065375/manifest.json
observed 85a810b1d9d1ea6d650b45e16e3c292f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.681508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065375/publication.md
observed 33c86f195dbc3ea03cc30316b4b27a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.662088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065375/publication.txt
observed f626253c77f3f6500c2be0d811700d45...
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.