OpenTechnical

OT-2026-000025619

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000025619) never changes.

Identity and time

Publication numberOT-2026-000025619 · never reused
Internal UUID01a0ae71-9bc9-7c35-b31c-88f4578a94fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025619
StatusPUBLIC

Content hashes

Canonical text86ef5edb8d01306162acd880c677b8619efd85b27a1e31894e0ecae8d05466e3
Markdown9b62a9fad5c13baadde85d14d0399aaefeff36e46c1957168f97c66e19f14f87
PDF
Publication pagea16e0591538c111d5748f063709ef73d8929e60f26c89b5a21baaf9f17ba2345
Manifest5c42c07cd379f8035aaaf857548ceb1cf85a3a403511bf183d7afd2e60e1167c

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
SignatureilTG9zFUdJua5dxgmEI9jzIQ0unFPhgtGtDfaBfQaB62zGFwvvLkgys6RdufJ8ETGeQ2B4WQXA8ZvEBPAydKDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:48.563115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025619
observed a16e0591538c111d5748f063709ef73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:48.544973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025619/manifest.json
observed 5c42c07cd379f8035aaaf857548ceb1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:48.526655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025619/publication.md
observed 9b62a9fad5c13baadde85d14d0399aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:48.510517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025619/publication.txt
observed 86ef5edb8d01306162acd880c677b861...
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.