OpenTechnical

OT-2026-000080026

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000080026) never changes.

Identity and time

Publication numberOT-2026-000080026 · never reused
Internal UUID01a0ae96-4377-7a98-b248-90aa5a984481 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080026
StatusPUBLIC

Content hashes

Canonical text498bdb37c73618459d8d5a96ad985f435ec1529cf0e9676aa726361b86a993f8
Markdown39a320a23876450fb79e8bb54fe501417b09d75c26f98b2510693445b713254e
PDF
Publication page92a5e5bea513e52a3910b07827829bf9aefce45c49ed95c8a065560c3c1d7630
Manifest0e2510742b0625af2d544889f798053394f5163516507bd8dedd98b1310e28e1

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
Signaturel0K8MA+gHPUy9zL/D/AdRQevwDjYkQILyOSfjHkKpDVoo6VOyuyYNQELrksWVRfK5zD/N/EKOUphXe026X35CQ==
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

2026-09-17T10:03:56.888942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080026
observed 92a5e5bea513e52a3910b07827829bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.873178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080026/manifest.json
observed 0e2510742b0625af2d544889f7980533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.856674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080026/publication.md
observed 39a320a23876450fb79e8bb54fe50141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:56.837168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080026/publication.txt
observed 498bdb37c73618459d8d5a96ad985f43...
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.