OpenTechnical

OT-2026-000043264

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-2026-000043264) never changes.

Identity and time

Publication numberOT-2026-000043264 · never reused
Internal UUID01a0ae7b-327d-7cbd-9c14-4c235a71f15a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043264
StatusPUBLIC

Content hashes

Canonical text0bcfbf3b49640c530cefa61bb692fa2a8adf417c8a60734e7ee236a47c1fda30
Markdowne0f743dd22a2651dec87a9c96614f603c6ea561cad2b0fc4c53d916aa13541df
PDF
Publication pageb2b9dea1f3888cbfc960b8f88c44dd2c6486307fc15155b94b42cf0c6ce59ce6
Manifest1bd8aafdc393a51991361bd4592bc8cd705ec5d212af95c84c3f354dd55a0480

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
SignatureXi/1ik7lok9yNPu0itpJRsAWtPbCwKe7OjxLjVrpfv9AGwxJ6/v2NKdMxT8/YvEfxT9u1XbihKmlUmhoCeLbAQ==
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

2026-09-17T11:13:44.898964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043264
observed b2b9dea1f3888cbfc960b8f88c44dd2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:44.881113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043264/manifest.json
observed 1bd8aafdc393a51991361bd4592bc8cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:44.862881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043264/publication.md
observed e0f743dd22a2651dec87a9c96614f603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:44.846086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043264/publication.txt
observed 0bcfbf3b49640c530cefa61bb692fa2a...
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.