OpenTechnical

OT-2026-000038793

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000038793) never changes.

Identity and time

Publication numberOT-2026-000038793 · never reused
Internal UUID01a0ae78-769f-7694-9327-e3f274088e1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038793
StatusPUBLIC

Content hashes

Canonical text0a5d9404c2117ac671d05e0e56faed5f697fad907ae1c90640581aecf6d72612
Markdown88ee99b41402893eed3e48c17db95addea50b6824f73fd1f8e620025ca690034
PDF
Publication pagecb9c935af02e608e724b3df4437a5b50aa22a015422ca7d9682d19284783009d
Manifestba0d1f99df17392d74ba4fc2bb5f9ad532e58c9a6f09557a0dcd017a868dde98

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
Signature5FnOhhHHZcfBVNZSa85dqz66vUUG9JYj8OwHmYYyb1BTr06oB/ehvAu8kKTfrcUcE50kxL8sh7b75E16jVsJCQ==
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

2026-09-17T11:21:20.673438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038793
observed cb9c935af02e608e724b3df4437a5b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.653579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038793/manifest.json
observed ba0d1f99df17392d74ba4fc2bb5f9ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.634631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038793/publication.md
observed 88ee99b41402893eed3e48c17db95add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.615896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038793/publication.txt
observed 0a5d9404c2117ac671d05e0e56faed5f...
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.