OpenTechnical

OT-2026-000039409

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000039409) never changes.

Identity and time

Publication numberOT-2026-000039409 · never reused
Internal UUID01a0ae78-9675-7715-9ba4-e23fbfa205f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039409
StatusPUBLIC

Content hashes

Canonical textd982c1a32691c079f8ad71c18f5d2a587f4b2b715d7be5c0961be62b7840fbfe
Markdown87c07475cbdc2a7eb996ce03df840d23d85db88877f5b96f0ae8a7d156e6862d
PDF
Publication page3b21c9c841cdbbffa75732a5c5521c9a847b5592d7fb6815fafb1e290992db33
Manifest27d2c1ccfaa244642c062db94488f1c8bae00ff50cc9bd9f88456f736f6e237e

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
SignatureQeHPB6KFQsbljDYTBraFoofB/5COBKYaZGRZDgiVgwe7UCF3P615VSiyqrMRI2RkZHN5PDSKREe5pt+eK82NAA==
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

2026-09-17T11:21:01.217984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039409
observed 3b21c9c841cdbbffa75732a5c5521c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.198557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039409/manifest.json
observed 27d2c1ccfaa244642c062db94488f1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.179922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039409/publication.md
observed 87c07475cbdc2a7eb996ce03df840d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:01.160732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039409/publication.txt
observed d982c1a32691c079f8ad71c18f5d2a58...
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.