OpenTechnical

OT-2026-000084010

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000084010) never changes.

Identity and time

Publication numberOT-2026-000084010 · never reused
Internal UUID01a0ae98-5b5d-79d3-a44b-e65a5f663947 · 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-2026-000084010
StatusPUBLIC

Content hashes

Canonical text0eb1efbc889b0f3daefd42c51a6ae86ba7a349dd8fbbd8cfee5c9b7904ac2b24
Markdown389eb55efa536b013e216d0fcbcc6a393376a89caf8d3430d285c9d521175ab1
PDF
Publication page621f03026b707c20c79406401004405b1d719f8ae964702701a8ba4ac1b01e99
Manifest8a178500fa29b221a74d0de7ef5f58eb220afaa0d72d157f062c135c5fc58d07

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
SignatureuETqlrTb1IS+AuhNeTjw2V5lAMlR3eviuPnlzuUuBvUqqAkTrlBny42IgRyaZ8324vHsINrf1CObamrP5bR0AQ==
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

2026-09-17T09:55:43.695136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084010
observed 621f03026b707c20c79406401004405b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.678195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084010/manifest.json
observed 8a178500fa29b221a74d0de7ef5f58eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.661311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084010/publication.md
observed 389eb55efa536b013e216d0fcbcc6a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.644777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084010/publication.txt
observed 0eb1efbc889b0f3daefd42c51a6ae86b...
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.