OpenTechnical

OT-2026-000050608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000050608) never changes.

Identity and time

Publication numberOT-2026-000050608 · never reused
Internal UUID01a0ae82-5c4a-7e1d-815c-457780200e57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050608
StatusPUBLIC

Content hashes

Canonical text7ab599321f59faf5f2ea53a97fa190899060f1497e0f309a799b3bb2eb51df76
Markdown3bc9a50e76b17d523fd6cfd83665b7482de380887eb6621436c9362ad4a5412d
PDF
Publication page23e6cb00b08692ea55fc1a8017ce9c7077dc9307fbd5982274d040b29c841ae3
Manifest6ebb9e9c3b3d04387949572976a4d55a4376032049cee531dc21cc2083870e98

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
Signature4/7/+2b1DVbN0cnsPR1l6Q98btS51dB+9HroAbjXNg/ErrPUt/VjnpYfD6i9/UqgGz7458QRa49+l+G6zFRPAQ==
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

2026-09-17T11:01:43.005647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050608
observed 23e6cb00b08692ea55fc1a8017ce9c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.987665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050608/manifest.json
observed 6ebb9e9c3b3d04387949572976a4d55a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.970836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050608/publication.md
observed 3bc9a50e76b17d523fd6cfd83665b748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.950499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050608/publication.txt
observed 7ab599321f59faf5f2ea53a97fa19089...
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.