OpenTechnical

OT-2026-000036112

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000036112) never changes.

Identity and time

Publication numberOT-2026-000036112 · never reused
Internal UUID01a0ae77-01ce-786b-ac60-5707852ad45e · 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-2026-000036112
StatusPUBLIC

Content hashes

Canonical text9965f15129bb0f1a2256b5821a65867e0d84af7b2a42902e358d7a8dc4dff2d2
Markdown33f13db994733f2b44ecf36f145bdc73a021b8000ae23aa75b869080bff907b8
PDF
Publication page3d2e55ab63458e824fa7245cb2c2cff264ceec1e609b03c77e69df54d8edad11
Manifest2d0986a041e60f55ee671ae5fe58722a52f37cf5125b92d0bca860fd1947b3c7

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
SignaturehqBrvsFYigTi5PXE8qWB7aJexMGlYm+MBvg7FWhTBlgch6MM8wIIkRqwfzItLh9pe5KGLxZkuJQ1IIs1lIchAQ==
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

2026-09-17T11:26:18.379489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036112
observed 3d2e55ab63458e824fa7245cb2c2cff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.364530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036112/manifest.json
observed 2d0986a041e60f55ee671ae5fe58722a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.348343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036112/publication.md
observed 33f13db994733f2b44ecf36f145bdc73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.332288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036112/publication.txt
observed 9965f15129bb0f1a2256b5821a65867e...
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.