OpenTechnical

OT-2026-000036804

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000036804) never changes.

Identity and time

Publication numberOT-2026-000036804 · never reused
Internal UUID01a0ae77-773e-7fdd-bd53-e3de8363a1a7 · 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-2026-000036804
StatusPUBLIC

Content hashes

Canonical text3f8ddcbad2c2f71bd5ffd097c34dd81eea8e4b8257aa7817292d886824d271d5
Markdownb3ca839846cdace8ba78ea2263b9f3162d12a2d087f1dac006b54aae939885ae
PDF
Publication page417b55fa31eedc350678157a7f1bade5192f6452b20d22405355ee51577e0ac5
Manifestc3d3e68fa82aaedf567b5fd20f9f2ad27b92eabca9f0f8982822a0e6da689043

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
SignatureDeq5/Ig2EowUmFCgZVond6ZJeNKcleDRkJ5j37dCtH7SqhGGWkjcvhzcUQmSD+78J+YdZYwEZtWLl2ccEPdDAg==
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

2026-09-17T11:24:24.879334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036804
observed 417b55fa31eedc350678157a7f1bade5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.862516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036804/manifest.json
observed c3d3e68fa82aaedf567b5fd20f9f2ad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.845790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036804/publication.md
observed b3ca839846cdace8ba78ea2263b9f316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.827463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036804/publication.txt
observed 3f8ddcbad2c2f71bd5ffd097c34dd81e...
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.