OpenTechnical

OT-2026-000035542

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000035542) never changes.

Identity and time

Publication numberOT-2026-000035542 · never reused
Internal UUID01a0ae76-b4c5-71d3-9992-748ab203d56e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035542
StatusPUBLIC

Content hashes

Canonical textd74cd77c9a1ab436956f8ab82a0d475fe0e5fcbb49c79b9d16cd360733593439
Markdowndd091687e4c06bc711d864a4758eddbd64b2c235e1c0a350f5b4104222f54fbd
PDF
Publication pagee3901f4984bbf3da988d882b010de1880892db2bb73548bd8e00fa4fcc78da1f
Manifest2160a752708809835a67ff3d5b2d0a50923252e6f28d055b2e03f2e2d8be33d3

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
SignatureW8DaH8ERql15iqFn5q4YL22QVRyL5lFvM/HH5/edhf6Pvk6QE0p/iQu5RfNJmWnNNwRjZgelFDYW2B7APn4zCA==
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

2026-09-17T11:26:58.197928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035542
observed e3901f4984bbf3da988d882b010de188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:58.181133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035542/manifest.json
observed 2160a752708809835a67ff3d5b2d0a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:58.164642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035542/publication.md
observed dd091687e4c06bc711d864a4758eddbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:58.145124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035542/publication.txt
observed d74cd77c9a1ab436956f8ab82a0d475f...
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.