OpenTechnical

OT-2026-000041556

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000041556) never changes.

Identity and time

Publication numberOT-2026-000041556 · never reused
Internal UUID01a0ae79-e89f-7557-9b4c-073ab03a2307 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041556
StatusPUBLIC

Content hashes

Canonical text5654d3d51a84435b18a12e7142f9519295c46f644f996b5e8f782625f0f04705
Markdown27b7fa46b33f81ccc5b1c22b3ecf3f6ea6e03078909fe109b31be7061ac3728e
PDF
Publication pagea59f90f2ac1b23ef1b4b4cc8554d7865d066cca788a098f1c4e85e29bd1623f2
Manifestcbe7bdb6d1697e758b1b8f3f7c4603c001ee6a872225aee3fdf83403d0e27b3f

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
SignatureguUHUxoxR2HcpZhiQxj+l3QbPpq8xX+kjubNKRucAcOA8tFTeRixR7S+F7mbXA+YcO7r1g4VhuCvtAKeRs3PDQ==
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

2026-09-17T11:16:20.059023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041556
observed a59f90f2ac1b23ef1b4b4cc8554d7865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.039962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041556/manifest.json
observed cbe7bdb6d1697e758b1b8f3f7c4603c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.021616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041556/publication.md
observed 27b7fa46b33f81ccc5b1c22b3ecf3f6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:20.002710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041556/publication.txt
observed 5654d3d51a84435b18a12e7142f95192...
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.