OpenTechnical

OT-2026-000059116

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000059116) never changes.

Identity and time

Publication numberOT-2026-000059116 · never reused
Internal UUID01a0ae89-8611-7565-b1e7-c030c55fc9bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059116
StatusPUBLIC

Content hashes

Canonical text738805b9e28d6e29d65b6054de1c4e7002d438b97b6164699100ca748f2fb747
Markdown6a0bb9c1fa2cfa6eec9d78be78ab154e4290505c11b47e61a76be84a51f7aa4b
PDF
Publication pagefe0a3bb88edbeabd656d859e2cd7611b7ecfae7ce300a8377d744ecfcf085703
Manifest5c04cf73395eee629f18d8b1ae31be3712d8c9c0e438d3265756528adc435894

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
SignaturesG/Uyy5GGlODhYCgd9JCiAvJ32XgshNs/nF2iavdD535Pv1rj2MmBn2HA0aqgyECea40GrVbRypYYadq9MCaCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:57.466438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059116
observed fe0a3bb88edbeabd656d859e2cd7611b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.448588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059116/manifest.json
observed 5c04cf73395eee629f18d8b1ae31be37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.429501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059116/publication.md
observed 6a0bb9c1fa2cfa6eec9d78be78ab154e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.411194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059116/publication.txt
observed 738805b9e28d6e29d65b6054de1c4e70...
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.