OpenTechnical

OT-2026-000046686

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000046686) never changes.

Identity and time

Publication numberOT-2026-000046686 · never reused
Internal UUID01a0ae7e-57df-7986-9253-93f25e7560b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046686
StatusPUBLIC

Content hashes

Canonical text086e84dd0838231c737c4cef4efa5f0f7ec98c3207f26c4a61482b489f54fe18
Markdown38c1454b4e2d36b965e2b277e9770e7e9d7fb974431c3276f69bd37471fd6261
PDF
Publication page494e59b634050d3ac69d94331fcbaa499e50d69af8da6cb5b65d647bd07bd9c1
Manifest7ebe931b2b83ce39e44fdf5e8cf9f5cac9e1d6e16770087c45b0913c869c9e51

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
SignatureHJuxX/MUmjoLsnYWkqqGrQv0HqoPk5WJOPxZCwgL2wXS7O1+p66svbyEawB6dp2VIK019jXr7Ry85NfTOBU4AQ==
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

2026-09-17T11:08:47.308659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046686
observed 494e59b634050d3ac69d94331fcbaa49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.290277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046686/manifest.json
observed 7ebe931b2b83ce39e44fdf5e8cf9f5ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.272601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046686/publication.md
observed 38c1454b4e2d36b965e2b277e9770e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.254949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046686/publication.txt
observed 086e84dd0838231c737c4cef4efa5f0f...
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.