OpenTechnical

OT-2026-000037740

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000037740) never changes.

Identity and time

Publication numberOT-2026-000037740 · never reused
Internal UUID01a0ae77-b8d0-7242-a495-b2713c1399dc · 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-2026-000037740
StatusPUBLIC

Content hashes

Canonical text6f73461223a1a0a3372ecf4e3e252784c0a2e0544ccd5c9a7434c16412123191
Markdownaa507543ab73fa8cd0f45741a596401c8bc21b98986346e671ed09cba98015c9
PDF
Publication page24a89bbecf230e14cd0cd1f6ebc42b1877c61fa413e1e6540f5387087c48d12b
Manifest00e127adeba28c36671dca795598382ef9b7718e1961f1a07103745620e859cb

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
Signature/U5dvqCeTXSrFA5J/o7cbnV+tXTCMYM/CWD+FJrVHtv9+h4ui+cBx/5E16V4BHm0HJ1uxO2cA6lDb5MJre+LCw==
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

2026-09-17T11:24:20.254780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037740
observed 24a89bbecf230e14cd0cd1f6ebc42b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.238817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037740/manifest.json
observed 00e127adeba28c36671dca795598382e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.220211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037740/publication.md
observed aa507543ab73fa8cd0f45741a596401c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:20.201783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037740/publication.txt
observed 6f73461223a1a0a3372ecf4e3e252784...
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.