OpenTechnical

OT-2026-000030610

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030610) never changes.

Identity and time

Publication numberOT-2026-000030610 · never reused
Internal UUID01a0ae74-3fb2-70ee-b081-fd43f2d16e5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030610
StatusPUBLIC

Content hashes

Canonical text6acdf12f40048e9825487f90159d873637b23703dd93569e56cb041444678db5
Markdowna67477d5ffdcc70622183a5e6e524336b8dbcffd8f3d0a356d8634f56fd4c5d9
PDF
Publication page2738f3fd256f5f8fbb2caa6bc9183114eaeb651771c0388151b2498491528d31
Manifest2ffe7e542e4b1869b0bba733ec67c8ef3933ea7586f2cf3590e3beb7e2226dee

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
SignatureK9o7Xp6ouvRjBZRuAiCMzwyCiXMauVq81Gcq5tuIA8SFHGtgV5feMkGJZh1XaOKZdChc5+hRVXP5m5L6s8Z3Bw==
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

2026-09-17T11:36:28.604038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030610
observed 2738f3fd256f5f8fbb2caa6bc9183114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.585071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030610/manifest.json
observed 2ffe7e542e4b1869b0bba733ec67c8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.568454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030610/publication.md
observed a67477d5ffdcc70622183a5e6e524336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.551005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030610/publication.txt
observed 6acdf12f40048e9825487f90159d8736...
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.