OpenTechnical

OT-2026-000021313

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000021313) never changes.

Identity and time

Publication numberOT-2026-000021313 · never reused
Internal UUID01a0ae6f-865c-79f9-8bd4-a0dd39ced277 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021313
StatusPUBLIC

Content hashes

Canonical texta298fcf742fcf1c4d87cdc2832a8c0acb338b1ed84c0d6cd07f8a63c6e62fbfe
Markdownd5698d40d1e0f4fcd698cff1e37b663428e77d2f57fb381b45695c088cdcd1f8
PDF
Publication page9f82e95b7c5ad32db6d53cd5e4d36cb0b2b48d54194431943bb9e401fad8b057
Manifestbd4ddc809bc7042530204389f949525ddf37401c5ed27f486516b5d2b03edd44

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
Signatures0LFitFbfJuewYUH+35bgUUdA5uAZflEMWNocXd50FVg9XSagnpl4zWbkKl3e7dVsMm2D9AU08YtxBzK9lGhBQ==
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

2026-09-17T11:55:09.518897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021313
observed 9f82e95b7c5ad32db6d53cd5e4d36cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:09.499806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021313/manifest.json
observed bd4ddc809bc7042530204389f949525d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:09.479071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021313/publication.md
observed d5698d40d1e0f4fcd698cff1e37b6634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:09.457331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021313/publication.txt
observed a298fcf742fcf1c4d87cdc2832a8c0ac...
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.