OpenTechnical

OT-2026-000070548

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000070548) never changes.

Identity and time

Publication numberOT-2026-000070548 · never reused
Internal UUID01a0ae91-5460-75eb-8799-38df16ec7852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070548
StatusPUBLIC

Content hashes

Canonical textff1875e679b73ddf7c5588a512224edcb8e5918dd7d8883cf9b6ba788b0a69d3
Markdownedcdb9a0caa936e480f1460cdc8ec911e89a2b735424e4ce0d30a5da7f8677f4
PDF
Publication page5289475f1fd1182580b02cb7bcdbd116d9121bdc655e34ca7a814bf343f63761
Manifestc7bddc48f12a540762a3a281d81550b6d7153a23b8261082a312a065ba2e9d09

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
Signature5Xq/s9vbvhxTR15E6ZUPheMPWGyNXGaJ7eGlfarYzdKJsKyNY2ibZvu70jkjfdB22g7UfaEo0poizjjw/msEDA==
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

2026-09-17T10:26:23.816557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070548
observed 5289475f1fd1182580b02cb7bcdbd116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.799506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070548/manifest.json
observed c7bddc48f12a540762a3a281d81550b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.780944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070548/publication.md
observed edcdb9a0caa936e480f1460cdc8ec911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.761850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070548/publication.txt
observed ff1875e679b73ddf7c5588a512224edc...
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.