OpenTechnical

OT-2026-000093616

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000093616) never changes.

Identity and time

Publication numberOT-2026-000093616 · never reused
Internal UUID01a0ae9e-508b-7f67-845e-49fae84444bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093616
StatusPUBLIC

Content hashes

Canonical text393823740f6e0f591321c5d72e2c7c0a1f120443da9e58211ad29f5faeab6b37
Markdown3e6873b59b5d3a37140e6cf5e09b2ca2bc5d513f4510f785b27e731fb7a8c5ce
PDF
Publication page45bec4b72ef001f8c3ec427985c28531ddc257f98bb67b2b41017d2eea33f5e1
Manifeste038329bd8c032efbcd6069bcc012502f2233944db6c3f6530fcf0559bd377e6

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
SignaturezIUkQOvxlLWv6OTGTxJQIqZrUXSUS6b0eHj9AdIMnO59gw1FKlLK1Qrf/KK9uuMrtf7T2jALHwAFWP0VeJnIAA==
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

2026-09-17T09:39:39.871334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093616
observed 45bec4b72ef001f8c3ec427985c28531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.852557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093616/manifest.json
observed e038329bd8c032efbcd6069bcc012502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.833569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093616/publication.md
observed 3e6873b59b5d3a37140e6cf5e09b2ca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.815232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093616/publication.txt
observed 393823740f6e0f591321c5d72e2c7c0a...
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.