OpenTechnical

OT-2026-000040458

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000040458) never changes.

Identity and time

Publication numberOT-2026-000040458 · never reused
Internal UUID01a0ae79-2701-7ce5-a855-bb1336a072e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040458
StatusPUBLIC

Content hashes

Canonical text9002fc766db85413c4d6f2f53c01264b34c90384a9888d3130fd173e918bdf52
Markdown69ae74cd1c8b7b4d17c73f2a2b240b3d35496664aa1d292a32e0f4cb762f4485
PDF
Publication pagec1c7ce21527b43f7f99368182803413ee982b517aede737c0436eb945513e974
Manifest04adcd498f70bd65c73f1f42275d90c45986904801ff5bac3aa372bbdabe1935

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
Signature6xqVbZ0wUzx/t5j/wEOgLGkPqpYVW0771eI7a/Z1NflcvQYj7CyM1mUn3QW/jcwCx0bvXyIVtrzMy1kappwOBw==
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

2026-09-17T11:19:30.151568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040458
observed c1c7ce21527b43f7f99368182803413e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.133394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040458/manifest.json
observed 04adcd498f70bd65c73f1f42275d90c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.114039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040458/publication.md
observed 69ae74cd1c8b7b4d17c73f2a2b240b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.096627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040458/publication.txt
observed 9002fc766db85413c4d6f2f53c01264b...
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.