OpenTechnical

OT-2026-000010804

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000010804) never changes.

Identity and time

Publication numberOT-2026-000010804 · never reused
Internal UUID01a0ae6c-0ee9-7adb-83db-6bc4567dfb4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010804
StatusPUBLIC

Content hashes

Canonical text19b939b776efebfc1a0f1263e631916a7f4dc22875a49ffd7bd7627ee37794e7
Markdown2a2014aaef7351365ec9d7010d6cfb6daefcf48e80707060057fcb76e0d36d00
PDF
Publication pagee88a2d507416e6ba0e16c375d09c7e31aa26ee549333fe329a73710f6f281f17
Manifest622c08c5ea6c18dfd55bdaf1291078be770bb22e1f4dcdbc5091fa8d5227d681

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
Signature6hkBFpcs5Axz8epTxnxyzQojirUi6mrFb4tYp10SX0r5Li4r4oDXyNyXI3n8I6W/Q4lDONgEdfn1tTrfV7ZEBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:15:44.622907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010804
observed e88a2d507416e6ba0e16c375d09c7e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:44.603037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010804/manifest.json
observed 622c08c5ea6c18dfd55bdaf1291078be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:44.582593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010804/publication.md
observed 2a2014aaef7351365ec9d7010d6cfb6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:44.563477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010804/publication.txt
observed 19b939b776efebfc1a0f1263e631916a...
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.