OpenTechnical

OT-2026-000041475

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000041475) never changes.

Identity and time

Publication numberOT-2026-000041475 · never reused
Internal UUID01a0ae79-b145-72db-a2a6-5e53f81509d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041475
StatusPUBLIC

Content hashes

Canonical text6931a4b450af1858261dc4d2322bc617efe07ff8d8abaef60c736fbc25f61bf1
Markdown5d4554a921940f5bec1bdad0182ec9ec48cf3a35285f60ac882cbe315637f57f
PDF
Publication pagec32d717e5ba14a771fd7b1eb71127c9435f36b2d00f6044067678bf63befe026
Manifest7bd865a3ddefd3a8cbeabe30b06f825184d1904c811ceca503136bfa203274ea

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
SignatureayWGIUAuKfRG+HHDjOAM4q750DqKJTmk6gXznl6L7RhONilHhSKTNGZWBtTwTpJ0sPOTyvmRTN0D4TE0kOUzBw==
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

2026-09-17T11:17:30.352288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041475
observed c32d717e5ba14a771fd7b1eb71127c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:30.334998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041475/manifest.json
observed 7bd865a3ddefd3a8cbeabe30b06f8251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:30.317935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041475/publication.md
observed 5d4554a921940f5bec1bdad0182ec9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:30.300587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041475/publication.txt
observed 6931a4b450af1858261dc4d2322bc617...
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.