OpenTechnical

OT-2026-000063479

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000063479) never changes.

Identity and time

Publication numberOT-2026-000063479 · never reused
Internal UUID01a0ae8c-f944-7c06-a27b-8933e0e3a6bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063479
StatusPUBLIC

Content hashes

Canonical text7dea996d6c182032a19dcbdab233cbff967bca12a8e41de21ce7c47c5d25276b
Markdown60887510a97380ce1a0389c6c3d16e06311d54ea05d71e74d78ce013d938b443
PDF
Publication pagec8505e7363d98f9afa82c959dab85df70d2594bb6f96df59bb675d7416249b73
Manifestc2f1441dd6b87409b5bd44cb1b45e57194aee31efb038dd231a4473aaabf3233

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
SignatureRK9SgR6TGZGstKqikUWFGpTlzNUYUSb0c1ZPkAf9O2oUknuYrMTn9IQozeZHo6mhV42rmPOksnu9FA+E3yEPBw==
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

2026-09-17T10:37:27.099334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063479
observed c8505e7363d98f9afa82c959dab85df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.055726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063479/manifest.json
observed c2f1441dd6b87409b5bd44cb1b45e571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.037698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063479/publication.md
observed 60887510a97380ce1a0389c6c3d16e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.990997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063479/publication.txt
observed 7dea996d6c182032a19dcbdab233cbff...
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.