OpenTechnical

OT-2026-000036331

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000036331) never changes.

Identity and time

Publication numberOT-2026-000036331 · never reused
Internal UUID01a0ae77-01d0-7fc0-8451-0835b1f8743c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036331
StatusPUBLIC

Content hashes

Canonical text31cdaa8cc20f0119f982264d1b9c0a3244fbf0c96704b5d924721a894fba7501
Markdown648bf03eb2a00f11731e3725c0c45a98d131b15fcf82e3b0a20f892f63dde2a2
PDF
Publication pagef9be557d316b1c7d587c39fb624098a9e5811cdba74d271158c4801ebf0e91fe
Manifest1fd9093432b00e1b1b0f2a232b36a481cdf47e704e367b3dc824935e7d545828

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
SignatureWawVojHjrxKX7DsnnvMYifi5At6M1fbu4+0lE1kMeyzYiLHS2E2cymPIXPfy41L1ZhJicLixpw+6Pc5UQeBZDg==
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

2026-09-17T11:26:36.486718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036331
observed f9be557d316b1c7d587c39fb624098a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.469760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036331/manifest.json
observed 1fd9093432b00e1b1b0f2a232b36a481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.450563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036331/publication.md
observed 648bf03eb2a00f11731e3725c0c45a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.431215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036331/publication.txt
observed 31cdaa8cc20f0119f982264d1b9c0a32...
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.