OpenTechnical

OT-2026-000069586

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069586) never changes.

Identity and time

Publication numberOT-2026-000069586 · never reused
Internal UUID01a0ae90-b52b-7908-b884-07c9cf6c5fbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069586
StatusPUBLIC

Content hashes

Canonical textd2314b2b32cbba56e7e844d3853b7c357023b39d9e08071c3776e43a17ff6da8
Markdown2d96f29a6074caae5a00a158dc0d29c2800e42d181b9931b4ebe191e35797ab0
PDF
Publication page3dd0ba8a09e97304bc76e3da29232751659b35e490d6b443dba34e4a2c31ab72
Manifest806c0683231e2fd90f4d8aa1306265e2e9debeeed3d998abca41f2152fde8c0b

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
SignatureyN7cqkLIT2RNurVjvxQRfNYUpRcA9CInNei02XSTHkyIwdfsXjpXb/x7CzhHzt+64JGqLzIbUm6nvcAbKSFNCw==
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

2026-09-17T10:28:14.603339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069586
observed 3dd0ba8a09e97304bc76e3da29232751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.585911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069586/manifest.json
observed 806c0683231e2fd90f4d8aa1306265e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.567516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069586/publication.md
observed 2d96f29a6074caae5a00a158dc0d29c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.552054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069586/publication.txt
observed d2314b2b32cbba56e7e844d3853b7c35...
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.