OpenTechnical

OT-2026-000016400

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016400) never changes.

Identity and time

Publication numberOT-2026-000016400 · never reused
Internal UUID01a0ae6e-2d12-7431-a98c-bbbf6b14c18b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016400
StatusPUBLIC

Content hashes

Canonical text6e434e5391b986b4f0413d429e1e08a6fa30aefa74cb230afcf85b0aff0d221e
Markdown4f06b702cae5699d4802f38ede29e1d1a29cc5bbab7ce75f072d92576a8f1a6f
PDF
Publication page615ca97b967be7679713cfaa884e1430dff9d6e1eba073e41023f95f535d6886
Manifest4d9344d48b26e5b90b0a89938c0afe2aaf97b77caadb4f46ce870ad2f67fb0b0

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
SignatureIDdItFyYJIBFeCnL4VZ9b9K/0OBAnuHPIj0fadvF9qThzQgghzrAGvOz9DkaS/CdQ0PjxqudHja/A5auwV53CQ==
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

2026-09-17T12:04:29.049272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016400
observed 615ca97b967be7679713cfaa884e1430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.030801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016400/manifest.json
observed 4d9344d48b26e5b90b0a89938c0afe2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.011977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016400/publication.md
observed 4f06b702cae5699d4802f38ede29e1d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.994953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016400/publication.txt
observed 6e434e5391b986b4f0413d429e1e08a6...
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.