OpenTechnical

OT-2026-000055184

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000055184) never changes.

Identity and time

Publication numberOT-2026-000055184 · never reused
Internal UUID01a0ae86-5e83-77eb-a4d8-e965ca04bf08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055184
StatusPUBLIC

Content hashes

Canonical text8638b16598d9d9e46f0f005a41d9e16fcf8dca5cf7b16bc8ddf67a890465cebb
Markdownc9b28e2747491289091af9e92857640d9224a81b8f829cfd5432f837acc79834
PDF
Publication page4c0a381b451e6dcb8906f287d2f60eb53e36e7ef5d6bd3f027e9057802b70f73
Manifestf117e6168a55263ea2f1a6d23a10ce82a9b56f0125905fe6f5912753d530cb02

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
SignatureTJdWOEL5tpzQAifmZ5vMUaPZ9Is2Sq/4LBgAcAIWCD12RHxuwJzH8Q1PppZUT5VAN2DDyp3JIjVAiPN9z6JZCQ==
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

2026-09-17T10:53:22.509809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055184
observed 4c0a381b451e6dcb8906f287d2f60eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.492690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055184/manifest.json
observed f117e6168a55263ea2f1a6d23a10ce82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.475353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055184/publication.md
observed c9b28e2747491289091af9e92857640d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:22.457923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055184/publication.txt
observed 8638b16598d9d9e46f0f005a41d9e16f...
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.