OpenTechnical

OT-2026-000063182

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000063182) never changes.

Identity and time

Publication numberOT-2026-000063182 · never reused
Internal UUID01a0ae8c-94ab-772f-b0dd-16b8348a044b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063182
StatusPUBLIC

Content hashes

Canonical textbd19e47a501b0661a76fc8af6f9b782a2308aae247b6a9c24159af8573c344ef
Markdownec7532b4ba739e74ae91f53b3d667a5cf52c73244e0fbb074febcdb33f47b735
PDF
Publication page03a4b17ac6afe57511e510840bbec7a402a306f7ca53cf7b4eb317bc708d1959
Manifestda58b13379fc20ad88bea57d889d0373570abc883589778de72eaa6b75ac64c6

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
SignaturezxL5sgc6b+srgLRR8h73WxskQ4+6PiW045jgXpEP0PQ7ukhR70H5duhCSA5knM7++4o1AHyCA/SGRRi08hdLBQ==
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

2026-09-17T10:38:58.586331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063182
observed 03a4b17ac6afe57511e510840bbec7a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.568311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063182/manifest.json
observed da58b13379fc20ad88bea57d889d0373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.551429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063182/publication.md
observed ec7532b4ba739e74ae91f53b3d667a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.534203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063182/publication.txt
observed bd19e47a501b0661a76fc8af6f9b782a...
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.