OpenTechnical

OT-2026-000045210

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000045210) never changes.

Identity and time

Publication numberOT-2026-000045210 · never reused
Internal UUID01a0ae7c-f769-7201-bb25-4459596d2386 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045210
StatusPUBLIC

Content hashes

Canonical text7119e43ca3af1b4dd3c1768e43051f8fef8711d80b10aee9df2aeb3bb10ab635
Markdown198c1eaa067ae4b8940a0fa134c39cfd2a73cb96612cc839515a82122a01cd2e
PDF
Publication page1ac7216f8a1f47ed94e90617d05e7e62b809909cccef925d2bef300b20025db0
Manifest5566a36d88c08a4723426f7b4aff97436bc55f2b2ebb4cb1e69a5b870e39328f

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
SignaturegJ3RetazLVH+T3tvZbgSfRyFzIy2g7g4jCf3u6dZ59uoFDVduUbRKRVDyEsYmT4tzLNElPp33bP/zqZtVaPgBw==
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

2026-09-17T11:10:23.747233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045210
observed 1ac7216f8a1f47ed94e90617d05e7e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.728081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045210/manifest.json
observed 5566a36d88c08a4723426f7b4aff9743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.710256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045210/publication.md
observed 198c1eaa067ae4b8940a0fa134c39cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.693047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045210/publication.txt
observed 7119e43ca3af1b4dd3c1768e43051f8f...
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.