OpenTechnical

OT-2026-000068016

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000068016) never changes.

Identity and time

Publication numberOT-2026-000068016 · never reused
Internal UUID01a0ae8f-c4fe-768f-b47c-a4eb311a727e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068016
StatusPUBLIC

Content hashes

Canonical textef906d16a984a87e9f663f552f99e9d361a65b02bc1da904fc27bd6d94078dea
Markdownc3e4d54c63072aeba08b415b57fd20fc9f386da9cf89a5446a695c616bced8e7
PDF
Publication pagedde23a6020dc30d992c35ab8a7a63aeed49e7ba5589128bdd6e7a7a4107d0b8f
Manifest8764c0f9d7961f7b967335e9a2e6e416494f215ce8ba20bf6b8b700ab12c601b

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
SignaturedX43ib3DvjkJOAzIuTaNMphnLWK8ChwO1vi/1v9fH1R5UCQAeQGj7bVXrESDEHRK6Vf311GKuhCB+TkM73SZDQ==
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

2026-09-17T10:30:34.448634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068016
observed dde23a6020dc30d992c35ab8a7a63aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.430204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068016/manifest.json
observed 8764c0f9d7961f7b967335e9a2e6e416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.410946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068016/publication.md
observed c3e4d54c63072aeba08b415b57fd20fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:34.394467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068016/publication.txt
observed ef906d16a984a87e9f663f552f99e9d3...
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.