OpenTechnical

OT-2026-000084485

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, sustained 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-2026-000084485) never changes.

Identity and time

Publication numberOT-2026-000084485 · never reused
Internal UUID01a0ae98-5b63-7270-9868-1c3944d6f87f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084485
StatusPUBLIC

Content hashes

Canonical textfa6368098a8d4eb8e03054f93b0a8a56100be3083ba6cc7bf69f9d86de5e55d1
Markdown90768f2e877750c06430c9d6246204aed1c922cc85c1f3c007f84655223e367f
PDF
Publication pageeeabd5c3fea4cbe1a45dd8211df3795dcb3ed17bed4f993a7920888826627c38
Manifeste58c126c2b45c9e88cd038e499afbf6b4b266a6391dde0f1a857e9410963fe5a

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
SignaturerLXKnZ/mUBjWjHtj8PvTmR0FjOP9+skKTgktyf7T6tcDMOBZATds13mnkRx9U/cVK0pKDmPahxncfkQONUQYDQ==
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

2026-09-17T09:56:27.201406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084485
observed eeabd5c3fea4cbe1a45dd8211df3795d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.185348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084485/manifest.json
observed e58c126c2b45c9e88cd038e499afbf6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.169581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084485/publication.md
observed 90768f2e877750c06430c9d6246204ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:27.152523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084485/publication.txt
observed fa6368098a8d4eb8e03054f93b0a8a56...
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.