OpenTechnical

OT-2026-000070079

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000070079) never changes.

Identity and time

Publication numberOT-2026-000070079 · never reused
Internal UUID01a0ae91-1861-7fbc-be7a-9b327b29cdd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070079
StatusPUBLIC

Content hashes

Canonical text41bc7590e677996549d36594a672074cccee4f65b4c9b33b581fd18633d86741
Markdown883ccad1382ffd2ae1f7fd71620c37d2c2dae0aaa3b59b16f79113c63bdb4247
PDF
Publication page75488ed66722c21cd490f525f3b5f9cfaed74d2cb9e9e5a3b2f7cca8b9a01c09
Manifest105a34b8f2a80e6aa5d6f93e9c1df617f245ddc29cd71688d72937119ca30880

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
Signature9T09oXd8GNB5w61Wceb6ISSR5pbU9fmeHgLYY3wvhH6hjas4pFY25O7pu04dxHx1e55yU2G/vJPDyUy8hFfjDw==
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

2026-09-17T10:27:02.617747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070079
observed 75488ed66722c21cd490f525f3b5f9cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.597018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070079/manifest.json
observed 105a34b8f2a80e6aa5d6f93e9c1df617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.577171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070079/publication.md
observed 883ccad1382ffd2ae1f7fd71620c37d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.559800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070079/publication.txt
observed 41bc7590e677996549d36594a672074c...
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.