OpenTechnical

OT-2026-000017137

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000017137) never changes.

Identity and time

Publication numberOT-2026-000017137 · never reused
Internal UUID01a0ae6e-76c7-7506-bbf1-2e3be700d1d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017137
StatusPUBLIC

Content hashes

Canonical text08f1ad0eba7ddb4d62dd68eb619ea78b7a9ab622666ef1561d416e902d4d53cc
Markdown3e0fb8bcfc26158e0cf31196bf45e52b62c383d9311bdac0f9280fc48c7b7241
PDF
Publication page300101ba4354d6e80d0818ef3f43f047af45a7bd61a30d099a1102fa1a639f9b
Manifestfae60a07d6791c2fff1edaf25fd8039debb72b32ba7e00ddd0918ca2cd8cdf66

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
SignatureivgZK0bJmClnMTC30/Nz2Mgcs3tmK1V9ZbIIRzc9FT3OSidRrKcOwOVzoN2K3gRYI2agCUpit+gU1pZTaZxECg==
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

2026-09-17T12:02:11.744459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017137
observed 300101ba4354d6e80d0818ef3f43f047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.727434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017137/manifest.json
observed fae60a07d6791c2fff1edaf25fd8039d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.710905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017137/publication.md
observed 3e0fb8bcfc26158e0cf31196bf45e52b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:11.694524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017137/publication.txt
observed 08f1ad0eba7ddb4d62dd68eb619ea78b...
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.