OpenTechnical

OT-2026-000063293

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000063293) never changes.

Identity and time

Publication numberOT-2026-000063293 · never reused
Internal UUID01a0ae8c-94ac-715e-9391-945d4632d4ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063293
StatusPUBLIC

Content hashes

Canonical textce577b37af4546204749248f75ba2dca39a041c3bfbd597b461d5448f3152465
Markdown4bce088e1e8eb36270cc06aff0fb0c62f89dcd2cc64615058ab43eb3599e1cb2
PDF
Publication page9922569e11b9147c18dcd6fa97cf10945834a099c1e6dc04ba0d6105f1fff1dd
Manifest179ba727e97793dc26e4078358c2f647c58830a0e81bd4315391f6289927c3a0

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
Signaturey+W2wyr2l6gNJqVRH4K5qAvyd6lPqELMCFxm5mtvZB87FtGXg80nN3HOdoEi/k5Hh/7xvTffjAJffZK+ooxQBw==
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

2026-09-17T10:39:11.284683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063293
observed 9922569e11b9147c18dcd6fa97cf1094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.267177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063293/manifest.json
observed 179ba727e97793dc26e4078358c2f647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.248425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063293/publication.md
observed 4bce088e1e8eb36270cc06aff0fb0c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:11.228926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063293/publication.txt
observed ce577b37af4546204749248f75ba2dca...
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.