OpenTechnical

OT-2026-000037370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000037370) never changes.

Identity and time

Publication numberOT-2026-000037370 · never reused
Internal UUID01a0ae77-b8cd-72c1-8cd0-f772d43a99b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037370
StatusPUBLIC

Content hashes

Canonical text16ef6e154a1e7f7681ee2ea79a1cd94b23ebdc754bb13a26e4735e4df381c08a
Markdown8b18ccfcaca9835d84eb920b07fa4d08a47c85b418383d69ca7f8d7aa42a506e
PDF
Publication pagee41739fc488381dc1ef57d44842cbc677e57d83ddab5feaa547d00e11806b7b5
Manifestddd67637ec2ebd539a81d9cc0225c2a5b6f3a71293b73d6db804f0acfa53a99d

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
Signature6Iul89ZQQ91BSzo/rurTFXSkjF5inWHtyQVF4Spnab9Dzf9EQIreuuuqDPwhOKYYLE34R7EVfKYIqe5xJLwgCg==
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

2026-09-17T11:23:47.524866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037370
observed e41739fc488381dc1ef57d44842cbc67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.506500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037370/manifest.json
observed ddd67637ec2ebd539a81d9cc0225c2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.487784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037370/publication.md
observed 8b18ccfcaca9835d84eb920b07fa4d08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:47.470147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037370/publication.txt
observed 16ef6e154a1e7f7681ee2ea79a1cd94b...
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.