OpenTechnical

OT-2026-000063806

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000063806) never changes.

Identity and time

Publication numberOT-2026-000063806 · never reused
Internal UUID01a0ae8d-53b7-7a4d-b062-3b0a46c1dce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063806
StatusPUBLIC

Content hashes

Canonical text8039f8dfa2410c48af408b5b5f1b210423dba48d7325edb1cf329d54283cf168
Markdown583988ee75450e513f70bebe6dda5d247896fcb790015e2f596da0edbb7cdb2e
PDF
Publication page5ec054cca0fc617fc3d84013ad2846694674abe82493fe69eed129f85ec2c7f3
Manifest31b0eb1c77ebb6028119827f4f2f7b9b50e27e79a24472cc0e36cfc386aefee7

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
Signatureb/ADAq1htBbn8zxduqTfOKopufdltSgZPxVRdDJJrBNo+YNQaQlG4ZQmPTS1i2LydN5N61gHyaC2Olqeou3mAA==
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

2026-09-17T10:36:49.406957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063806
observed 5ec054cca0fc617fc3d84013ad284669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.391545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063806/manifest.json
observed 31b0eb1c77ebb6028119827f4f2f7b9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.372976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063806/publication.md
observed 583988ee75450e513f70bebe6dda5d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:49.356329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063806/publication.txt
observed 8039f8dfa2410c48af408b5b5f1b2104...
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.