OpenTechnical

OT-2026-000037596

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000037596) never changes.

Identity and time

Publication numberOT-2026-000037596 · never reused
Internal UUID01a0ae77-b8cf-7c17-85c1-3bca8d1f6d0e · 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-2026-000037596
StatusPUBLIC

Content hashes

Canonical text75d0e1d917d297eb9572253a489130b5e8db8257e03e984958e689cb0b333f3a
Markdown68e220447295af67ebe4f1a6d965680adac401c5cc16b0c2d610bca33c37f3b5
PDF
Publication paged8eb25ebf60012245a72925ec045a8bb20d09c01259df5cc530655b82c507229
Manifest4561d803edce4358a473b03a29847a853754aae5cc6e16d4138ac356385b9a24

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
SignatureCG0vZ3G2Fsw+IfI9Z+Ih1HCv1WopoZRUZrBnJeJoa5rb5trGk697dWALlPZPMrSZQF4XWkUK4vCJpAEEYncoCw==
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

2026-09-17T11:24:09.042763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037596
observed d8eb25ebf60012245a72925ec045a8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.024565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037596/manifest.json
observed 4561d803edce4358a473b03a29847a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.005263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037596/publication.md
observed 68e220447295af67ebe4f1a6d965680a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.985993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037596/publication.txt
observed 75d0e1d917d297eb9572253a489130b5...
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.