OpenTechnical

OT-2026-000076360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076360) never changes.

Identity and time

Publication numberOT-2026-000076360 · never reused
Internal UUID01a0ae94-6a70-7e40-a3f0-a755e223147f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076360
StatusPUBLIC

Content hashes

Canonical text4fe32c9eafc8d8071d7d05b5bef0e9af13b72dea3968598d24268624625e1b02
Markdowna5bddb996fbb123e88a5fe1316af8f39c2cf1ce47f3c961ee193a8116c6f7d8f
PDF
Publication pagec1d85bd1c5333ff920a0ed15fb7e54d86982b692ef6d9a695163f790fb1bc62e
Manifest034b1070d0ba801aae0101de628113a7aceb080af2695023c91581a48dca13cb

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
Signature9m5dj7EtwBOs5D5h7u4mIIEM4J6dAUd45/Kt98NQMsYXxz7gz9DJRiqSepnar+puPa2pC1+wX4I9LEz5p8G2Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:13.525500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076360
observed c1d85bd1c5333ff920a0ed15fb7e54d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.507259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076360/manifest.json
observed 034b1070d0ba801aae0101de628113a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.487915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076360/publication.md
observed a5bddb996fbb123e88a5fe1316af8f39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.469315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076360/publication.txt
observed 4fe32c9eafc8d8071d7d05b5bef0e9af...
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.