OpenTechnical

OT-2026-000033909

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000033909) never changes.

Identity and time

Publication numberOT-2026-000033909 · never reused
Internal UUID01a0ae75-a392-710a-8a85-252e18f86ff9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033909
StatusPUBLIC

Content hashes

Canonical text9312dde272fed8df7b27a489fd47f247b76aa1ae0f04fb978146444cb8b42b08
Markdown867eeb6eb5feea64d050aaaf6ccee382e80f1c4c1a55679140c50ef237047706
PDF
Publication pageea250819d9fa494bb6a99eb96707e03411491947da6491f7327fbb2242932a5f
Manifest0c10056c594d4a3243ceb6c2485ef01190ca97f7a5463263706927d70ad33185

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
Signature9cr/+AyeKnqcX5dxGxwbycJXowUkNxd9Vlssz0GLpM4F+2KWsvGZ9lVLyiBCVDaNsD1QdvztPBw+lslA1+zADg==
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

2026-09-17T11:31:59.346951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033909
observed ea250819d9fa494bb6a99eb96707e034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.329857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033909/manifest.json
observed 0c10056c594d4a3243ceb6c2485ef011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.311829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033909/publication.md
observed 867eeb6eb5feea64d050aaaf6ccee382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.292849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033909/publication.txt
observed 9312dde272fed8df7b27a489fd47f247...
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.