OpenTechnical

OT-2026-000033664

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033664) never changes.

Identity and time

Publication numberOT-2026-000033664 · never reused
Internal UUID01a0ae75-a390-733d-a4cf-407bc5e5f66a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033664
StatusPUBLIC

Content hashes

Canonical textde33b7b0aeef325528b39216b3467f660615dbabbfe6a97c9d27e8188a7ff8e0
Markdowncf6294e907783c1d5ae702dd23ac847db6271f043a76ca3e3bbcc1a079f2fcec
PDF
Publication pagecb83069001ada52e2bea662ebe36b09a82f42154cfea09f0d2c93e3a2c1eb259
Manifest586f9cd36f1041938a01440c519d44c4d35f7590bf1c709d92ce67f4773be290

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
Signaturer3IuBEWvyouVQ3yCuRFqTvjW+9kDapJpe+hp+AfJQFub0kLH5wM+SFjIORUavIofjl2BynIV1hnr8NhtbCkeAw==
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

2026-09-17T11:31:39.113430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033664
observed cb83069001ada52e2bea662ebe36b09a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.096010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033664/manifest.json
observed 586f9cd36f1041938a01440c519d44c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.077913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033664/publication.md
observed cf6294e907783c1d5ae702dd23ac847d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.056817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033664/publication.txt
observed de33b7b0aeef325528b39216b3467f66...
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.