OpenTechnical

OT-2026-000036224

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000036224) never changes.

Identity and time

Publication numberOT-2026-000036224 · never reused
Internal UUID01a0ae77-01cf-7211-a663-eb872ff4de30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036224
StatusPUBLIC

Content hashes

Canonical text4b6248a08001f7255f8548238b414ccd93ce4fe7b163639ee52837e4d71f3f1a
Markdown6355b07c4ad4d6ae8c9d0a6be6ca16a5655085190c3b387f682892b4155a240e
PDF
Publication page929f141dd9380ecdb7a3a8d8e8cc2c8c84951247eda99ebc2276355759def21f
Manifestf86807f25128158becbe39832f7adb63d44b8c07a2094e51e9bc2abe48e67e39

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
SignaturevNh5ReiSiTe/fv+I2Wt+CbimNsoUY7Up/IXz6GP2uW9x4NYQedQBSkKyNbc9DyP0bykv8HUYcjRLdkrDXyj3DA==
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

2026-09-17T11:26:28.404543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036224
observed 929f141dd9380ecdb7a3a8d8e8cc2c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.385868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036224/manifest.json
observed f86807f25128158becbe39832f7adb63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.368598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036224/publication.md
observed 6355b07c4ad4d6ae8c9d0a6be6ca16a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:28.350823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036224/publication.txt
observed 4b6248a08001f7255f8548238b414ccd...
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.