OpenTechnical

OT-2026-000037530

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037530) never changes.

Identity and time

Publication numberOT-2026-000037530 · never reused
Internal UUID01a0ae77-b8ce-798c-ad84-e0153ca8c78c · 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-2026-000037530
StatusPUBLIC

Content hashes

Canonical text29b4fd1df685d7218757cccfa0813b06e57543df08f04d121ae216368ccc1593
Markdown0ef7586b5ab00b385f644d0b987a98f0bde42e05c75b710f73e94fedfcf881c8
PDF
Publication page5e26a9efc9ef4e7788814b77e1bff900212503ca7f1f347a0c6346d573451541
Manifestd39b192734dbdbd66bfe2f591194843432498ce12a2d2eb5fd83540c806678f4

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
Signature3wYJbGeL1HGFw486dLyuidztuHTElDvgxXTBCX3HNVsFcQGyOJFcq5ZVGs9FYUox+R3x8D57abbkVlwtuDOiCw==
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

2026-09-17T11:24:03.918764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037530
observed 5e26a9efc9ef4e7788814b77e1bff900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.900645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037530/manifest.json
observed d39b192734dbdbd66bfe2f5911948434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.880987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037530/publication.md
observed 0ef7586b5ab00b385f644d0b987a98f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.860637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037530/publication.txt
observed 29b4fd1df685d7218757cccfa0813b06...
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.