OpenTechnical

OT-2026-000044973

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000044973) never changes.

Identity and time

Publication numberOT-2026-000044973 · never reused
Internal UUID01a0ae7c-911d-7d2e-9c33-b44ed3cf5832 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044973
StatusPUBLIC

Content hashes

Canonical textcddd7245fc6a3971b075462d3ceed37fa2b96b6b19790a9c4aeeed19b5be8a96
Markdownfabc5f78aa784276f865d06838636736d922ae258897e3f40884214b8cc7edb3
PDF
Publication page2aa819e9293e3c80e49b4d3159208702d0de876ce5d74290977638d627fa3d91
Manifestf3cb18b16a8f7c10952be86ab25b1a0049f5ac077fe399ccda6731e41bf4dad8

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
SignatureeA1fjTdFq+cNq6R5d6sh8h/2H4aorrHj+9teWdWP8ASvEn16hI8hJA6/o+OiDv0DGzWwx7zeZhGJ2JO4lgDvCw==
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

2026-09-17T11:11:39.707168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044973
observed 2aa819e9293e3c80e49b4d3159208702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.689328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044973/manifest.json
observed f3cb18b16a8f7c10952be86ab25b1a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.671693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044973/publication.md
observed fabc5f78aa784276f865d06838636736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:39.653854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044973/publication.txt
observed cddd7245fc6a3971b075462d3ceed37f...
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.