OpenTechnical

OT-2026-000092206

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, 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-2026-000092206) never changes.

Identity and time

Publication numberOT-2026-000092206 · never reused
Internal UUID01a0ae9d-875a-7d66-a36f-f9eb2261aae2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092206
StatusPUBLIC

Content hashes

Canonical text92c546fff832de9f1853556afed546d42b155d9e4875c7f95979d8c7186fd6eb
Markdown03edb579b0c6a2f392246f43c8860481f6ba11c69b9d4981db1d26b67d097f6d
PDF
Publication page1679d5b8993e9117a78fe2b5e45285d58016afdd8b5f6139527115d03ea77df1
Manifest5ebea1fef2c81c7f465528ee42d9a396f73757385bd10f8effba0389960e0eb3

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
Signaturer3KvBrVjVYAWxPFzCeDVa0WFT2hN5okG859qIBZR92i9tXA+6WdWdftREaS9lpMurbyg/1Q0LIQnip88DiBYAw==
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

2026-09-17T09:41:41.523156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092206
observed 1679d5b8993e9117a78fe2b5e45285d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.507964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092206/manifest.json
observed 5ebea1fef2c81c7f465528ee42d9a396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.490630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092206/publication.md
observed 03edb579b0c6a2f392246f43c8860481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.473257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092206/publication.txt
observed 92c546fff832de9f1853556afed546d4...
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.