OpenTechnical

OT-2026-000070715

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070715) never changes.

Identity and time

Publication numberOT-2026-000070715 · never reused
Internal UUID01a0ae91-8c2c-7490-82b2-15c7cd62c940 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070715
StatusPUBLIC

Content hashes

Canonical text1a0f088ec5ae3b842ca2c2d8f1cebfe1ad8685f58018e507262981c26cfc217a
Markdownf8c6eddca075ea280b7541e91072946e0e14ce53efa76ed9ab259b8048f66cc9
PDF
Publication page5e860ca83e07526e0647c82cb1d6a1d857ca50ed1c1b013c88f97a33de000e61
Manifeste3a4c38abf04c090dfee8e6522fcd5172a4eb39a88c75fb578ed4fba2fe0f1df

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
SignatureSTlICZaD9ZCVBfTAZp/RrNazWm3tgiAYlegd6qzQtCzImsCsciEtVkyItnVQLsUgb6udyigdvR9A0PyjoMg+BQ==
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

2026-09-17T10:25:24.306369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070715
observed 5e860ca83e07526e0647c82cb1d6a1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.287740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070715/manifest.json
observed e3a4c38abf04c090dfee8e6522fcd517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.269030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070715/publication.md
observed f8c6eddca075ea280b7541e91072946e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:24.248295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070715/publication.txt
observed 1a0f088ec5ae3b842ca2c2d8f1cebfe1...
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.