OpenTechnical

OT-2026-000053809

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000053809) never changes.

Identity and time

Publication numberOT-2026-000053809 · never reused
Internal UUID01a0ae85-735d-7387-afe3-27f68c99553f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053809
StatusPUBLIC

Content hashes

Canonical textc0cac6164eca7b2a2405d4319576ffecfb55406e839daaec3ab7ad3ea91958b6
Markdown81897cb5c4b33a184197e880fb190cecf14771b0141ea56f1848c645063063ec
PDF
Publication page9caecca598b07e9f8c67cbcbbdb941b5226223caaba77add053d7fef7810a3c8
Manifest8ddf51d1fe275f29ccf774ee34cf7a4c477cf2d973019993f55079734ea5ff53

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
Signaturev7wjrVorbm2SDXm2WOygMWCzhk85JR+MxYsVX6GowpDH/27Z/p81qZzkSjWvDAkchGArwozRgww2RUmHNuklDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:32.014453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053809
observed 9caecca598b07e9f8c67cbcbbdb941b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.996800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053809/manifest.json
observed 8ddf51d1fe275f29ccf774ee34cf7a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.974898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053809/publication.md
observed 81897cb5c4b33a184197e880fb190cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.834368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053809/publication.txt
observed c0cac6164eca7b2a2405d4319576ffec...
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.