OpenTechnical

OT-2026-000052327

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000052327) never changes.

Identity and time

Publication numberOT-2026-000052327 · never reused
Internal UUID01a0ae83-e791-70b5-9fe6-9bf4675fe725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052327
StatusPUBLIC

Content hashes

Canonical text8b3e6eade7aed1c7e2d48ba9a963780d4522f28beb2a3be63c34ec128928fabb
Markdown0e35e771465aeee3103adb18fffbaee120284c7b31a6f719fee7b7d3d2a0bb48
PDF
Publication page1b9b00650f2829c1cd3b3a357ce78aed17b3b32911af91a63c6d2e62eeaaac92
Manifestb547d0d453b3ce20ad4ce7c13ddb6d0d18bcc08cf4d1434b9bcbeec86aea01b2

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
SignatureMLU/L8EwwHqosOfkUWWSrrugq5M+L5xTHlsyfnHDGs1RAeDVDZNrLEhERqDFvZKksyweAhQLBE+Fy2erduSRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:00.965686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052327
observed 1b9b00650f2829c1cd3b3a357ce78aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.945583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052327/manifest.json
observed b547d0d453b3ce20ad4ce7c13ddb6d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.926465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052327/publication.md
observed 0e35e771465aeee3103adb18fffbaee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.910446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052327/publication.txt
observed 8b3e6eade7aed1c7e2d48ba9a963780d...
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.