OpenTechnical

OT-2026-000054510

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054510) never changes.

Identity and time

Publication numberOT-2026-000054510 · never reused
Internal UUID01a0ae86-1283-7ac9-8e8a-3ce26f8427d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054510
StatusPUBLIC

Content hashes

Canonical text8e80edec72cd572e04a6bc33bcf33e8a7b83d7bbcd4f03073145dddeafd9222b
Markdown9143deab70611a42f759f490a68356e8e66cecc0e07a7ab5715f83dd58bb8b8b
PDF
Publication page56123ff6377e365558ebe910116b8125e99397afa838ec827ab75bd3d5971d8d
Manifest03755ae549cb497d4f18919b62f53149b945f6a172e0b96f91c572c6acf28f1e

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
SignaturesEQo1V1KIpaP4ihpBzUb9KJqRK1uOTHnbTMWbV/AFP4+SRGh1mqITH6Jvi5PmfNS0hItpoljyrkjurx3ZiAACQ==
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

2026-09-17T10:53:30.971767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054510
observed 56123ff6377e365558ebe910116b8125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.951899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054510/manifest.json
observed 03755ae549cb497d4f18919b62f53149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.933101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054510/publication.md
observed 9143deab70611a42f759f490a68356e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:30.915659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054510/publication.txt
observed 8e80edec72cd572e04a6bc33bcf33e8a...
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.