OpenTechnical

OT-2026-000036845

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000036845) never changes.

Identity and time

Publication numberOT-2026-000036845 · never reused
Internal UUID01a0ae77-773e-732d-af58-2f7d823c7140 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036845
StatusPUBLIC

Content hashes

Canonical textab4fda4227a1772dd8f3509ab77dd50a842a3eedb6ff27c4cb13d0841e690e49
Markdownf0454cb3d5a38a0da4ec4673f86ce21dcd8ca1aea1e03dbeccbde4671fe49392
PDF
Publication page7b63082e4efe7291602187fde8c77ff45afa253814b7be4baf25d1b3ca0a8f33
Manifest8a4dc3146d53a39436d7214774dfca94341c9c35b35aa49f2d73fcd24bb84ed3

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
SignatureJpAZe8fFf9OKr0WMerd0X8LujbG5qZPjnGSRsCTf+FM/C30qh9yqaNT5gPkHxA6U9cU114QErEW/dF5HcsFsCw==
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

2026-09-17T11:24:28.243615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036845
observed 7b63082e4efe7291602187fde8c77ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.224962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036845/manifest.json
observed 8a4dc3146d53a39436d7214774dfca94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.207233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036845/publication.md
observed f0454cb3d5a38a0da4ec4673f86ce21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:28.188844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036845/publication.txt
observed ab4fda4227a1772dd8f3509ab77dd50a...
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.