OpenTechnical

OT-2026-000011319

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000011319) never changes.

Identity and time

Publication numberOT-2026-000011319 · never reused
Internal UUID01a0ae6c-88fd-7c19-87d0-d26deb562445 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011319
StatusPUBLIC

Content hashes

Canonical textdddaaaa09d2a7180a8cc889135f7c8334dc737609aa783e9d1e572ad4ae99a24
Markdown0431b801acc142101345c20ce3825bf1cd790acb948a698036aa428c4bab8de7
PDF
Publication page966e6865b2367850a212e40f35fca04a5336396a620c8929bfb4f5b8c3385891
Manifest8400160f5e016f8d9e6d6f4410c68a5b505c119af3b21879806ed2a40d6c603e

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
SignatureJwZfTXL9xTIt7dQ+myda3uxtfyY1+NqHU2dol3+CvIa7MdPYZj62cRqWy/a7khZ3Nuqw6BWXc4NbhLAviXTkAg==
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

2026-09-17T12:13:02.324733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011319
observed 966e6865b2367850a212e40f35fca04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.307680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011319/manifest.json
observed 8400160f5e016f8d9e6d6f4410c68a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.289943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011319/publication.md
observed 0431b801acc142101345c20ce3825bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.271632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011319/publication.txt
observed dddaaaa09d2a7180a8cc889135f7c833...
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.