OpenTechnical

OT-2026-000084052

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000084052) never changes.

Identity and time

Publication numberOT-2026-000084052 · never reused
Internal UUID01a0ae98-5b5e-7e7c-91c3-fff81cc68c44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084052
StatusPUBLIC

Content hashes

Canonical text7470bcec6e63f5da0600165130cd4e5a3c06c47dcb5ac385f2b9539d890d853c
Markdown7be706a23c933976255ffe692fcd0dc82ca3d347d3ccc905b7181c300178b190
PDF
Publication page63d97b076d0460358de1d9ac82a62bda9d49a5579d42c692a27c14644e7c4b90
Manifest52951db04eddc5caf293676a04825efe9a4b592b2b744fcf694d706ddfba0ba7

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
SignaturejxKjviq5zSLYV0VQhFiLKZbeQ5j/+TTSQU17tdmqFLYaFgRug8yRr2WKBjh059zOtGulXPpdajdrypTOoamOCA==
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

2026-09-17T09:55:47.191860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084052
observed 63d97b076d0460358de1d9ac82a62bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.174441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084052/manifest.json
observed 52951db04eddc5caf293676a04825efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.156749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084052/publication.md
observed 7be706a23c933976255ffe692fcd0dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.138298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084052/publication.txt
observed 7470bcec6e63f5da0600165130cd4e5a...
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.