OpenTechnical

OT-2026-000065031

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065031) never changes.

Identity and time

Publication numberOT-2026-000065031 · never reused
Internal UUID01a0ae8d-dec5-7706-a4d2-f47b9833d7ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065031
StatusPUBLIC

Content hashes

Canonical texte0bc6f1adba4eb09d3b0407a33ec616fbd165a83562435e8dac142d4fc48ff61
Markdown420b4c9d11c86fba467381d79b95e9760ac4453b242fae390bbad1fe13e28ebb
PDF
Publication page7af9e3465767be6d118b37d120f31b02605246bf9dcf816111f3bcca219367da
Manifestb98f6096dfb6bbb4d53e18d54d756046a454682e99fbd4ce598c57e43bd03a0f

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
SignaturehwrQpOjWCloqeFUz1PSDgn4Ofp+3d6Ntxz9/EYQEhygiMZHgqnXZf/dnWDqNA/mZFbFVvE3af2KxJhZ4lJQ1CA==
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

2026-09-17T10:36:00.057464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065031
observed 7af9e3465767be6d118b37d120f31b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.040918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065031/manifest.json
observed b98f6096dfb6bbb4d53e18d54d756046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.019088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065031/publication.md
observed 420b4c9d11c86fba467381d79b95e976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.998488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065031/publication.txt
observed e0bc6f1adba4eb09d3b0407a33ec616f...
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.