OpenTechnical

OT-2026-000055364

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000055364) never changes.

Identity and time

Publication numberOT-2026-000055364 · never reused
Internal UUID01a0ae86-a101-766c-8c46-365be7dfd9d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055364
StatusPUBLIC

Content hashes

Canonical textcb9e5b3b094d3102d86c278b50d2a4882cf22174ec587d3708793af087869dfa
Markdown1600ab72b857585a5cba986590556a46345629a712a22c44579a313afbb5a41f
PDF
Publication page812f7ff16a67e51ef119d8b67d3879aeb1255da9f909618feed46e3a7454badf
Manifesta793876d0633f789df0db60a18456fde56dc49aca7f2992f071ddef255af6b89

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
Signature6KWLCa5LGxeDHdiYwTOeB7lrKRldLkHTtw9ZlsSiCL5tiUUcXJiE4MSa6ySRZI7U2wP7VaWnh3fZDxrdHLhFBw==
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

2026-09-17T10:51:59.605901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055364
observed 812f7ff16a67e51ef119d8b67d3879ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.588239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055364/manifest.json
observed a793876d0633f789df0db60a18456fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.571146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055364/publication.md
observed 1600ab72b857585a5cba986590556a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.552963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055364/publication.txt
observed cb9e5b3b094d3102d86c278b50d2a488...
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.