OpenTechnical

OT-2026-000036420

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000036420) never changes.

Identity and time

Publication numberOT-2026-000036420 · never reused
Internal UUID01a0ae77-01d1-7955-87fc-aa8729a17a28 · 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-2026-000036420
StatusPUBLIC

Content hashes

Canonical text84e1c2b12dfe2dfeec4810cfdac1aa848151076b8aa7ba97a33b2a35915f092b
Markdown1a2333fd43921ef5939335faa2458972f2ec7b583c6e55854cf6de6280bfccf9
PDF
Publication page7f7ce47c505eb6516b9786b0819519ebb2c6428c4823971bc8cec2386ece4d20
Manifestcc460e129042e08dc9b1cac8131f00e415d0e624b71f8ee9b098503eb67f5d08

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
Signatureb5akBWMUOEcL5qmuIWE1dLKWNjGDI61YhcWnXEBiFvyhxEjMM5mdfqcmUMprUkkUHcqBOeCYXxMWE2vxTyIXDw==
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

2026-09-17T11:26:48.657574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036420
observed 7f7ce47c505eb6516b9786b0819519eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.640240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036420/manifest.json
observed cc460e129042e08dc9b1cac8131f00e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.620807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036420/publication.md
observed 1a2333fd43921ef5939335faa2458972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.602276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036420/publication.txt
observed 84e1c2b12dfe2dfeec4810cfdac1aa84...
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.