OpenTechnical

OT-2026-000040131

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line 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-2026-000040131) never changes.

Identity and time

Publication numberOT-2026-000040131 · never reused
Internal UUID01a0ae79-26fe-728f-b013-2ad553b2a81b · 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-2026-000040131
StatusPUBLIC

Content hashes

Canonical text2e21f04b4c97fde1daa27a6ede5c542a1f2e33c761970222ade521d0d86f19ad
Markdown9021c517c5ed88028ec9f6b5dacfcc56be33d127d2460ee0d23ee0ec72e34332
PDF
Publication pagedfbc20192cd4d75d85e8eb7a9e8d5f2b45ca2f3fe19852a7929b19915eedf997
Manifestae1bebebb325d4f072ae035b347d377c6b4bdfafe6dad3e258da067e3939c31f

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
SignatureitA+AldURQYfb8ZIB5LD7khJdHsjJvFf8j/cMuQqn4mjZ2VRmsk/35nL8ut+gH00TxxwbqAZ6y/eEC5Yv7F9BA==
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

2026-09-17T11:19:00.036916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040131
observed dfbc20192cd4d75d85e8eb7a9e8d5f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.021475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040131/manifest.json
observed ae1bebebb325d4f072ae035b347d377c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.005346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040131/publication.md
observed 9021c517c5ed88028ec9f6b5dacfcc56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:59.989346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040131/publication.txt
observed 2e21f04b4c97fde1daa27a6ede5c542a...
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.