OpenTechnical

OT-2026-000040807

Publication integrity record

Three cup vacuum gripper, three 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-2026-000040807) never changes.

Identity and time

Publication numberOT-2026-000040807 · never reused
Internal UUID01a0ae79-6d0f-748a-aba9-3773cb016965 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040807
StatusPUBLIC

Content hashes

Canonical text766c8154c0b8188dad6d433084271082bf6f82ca3822e3ccda0da0f430b70604
Markdown9a4b68cf8ed8134b256e9c75de2d2d6ce95c8f44bd4baa10ca8c225e176da9b8
PDF
Publication pageb0d4f37cd12ce624ccb34ec2deaf05ef5c90a92cea4d13f591b45cdaee99e18d
Manifest50ac210bcf7e2413789b957f8915f8725dd439a519252538725bca51479f5ab0

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
SignatureGE0+hjfT4m7J+EIEpSJLhZxSC46liF0RxAcsFJu44L0BoDuaCinKMY8Uux8xjX7wNAWBqoClxUzALp1RoNrHDg==
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

2026-09-17T11:20:08.805797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807
observed b0d4f37cd12ce624ccb34ec2deaf05ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.789049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/manifest.json
observed 50ac210bcf7e2413789b957f8915f872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.771519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/publication.md
observed 9a4b68cf8ed8134b256e9c75de2d2d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.755154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/publication.txt
observed 766c8154c0b8188dad6d433084271082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.872506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807
observed b0d4f37cd12ce624ccb34ec2deaf05ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.854386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/manifest.json
observed 50ac210bcf7e2413789b957f8915f872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.836756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/publication.md
observed 9a4b68cf8ed8134b256e9c75de2d2d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.818936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040807/publication.txt
observed 766c8154c0b8188dad6d433084271082...
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.