OpenTechnical

OT-2026-000055333

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000055333) never changes.

Identity and time

Publication numberOT-2026-000055333 · never reused
Internal UUID01a0ae86-a100-7b7d-a7f8-8ed2e89effa8 · 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-2026-000055333
StatusPUBLIC

Content hashes

Canonical text809552ab8478b7f0d60fabe1d34fe55a046707358fcadea736a6cf07dda01ae9
Markdown1870d8d91b04f34ced37907b258e36734a71f4a61bd50e107d7d526a26a63924
PDF
Publication pagec43458d7c0cc14aba8d71e2185fc1513dd94d0a10a9545b14c61ed959de231c3
Manifest7e8127e662009df0699e8ab62bb03ea663642d2cbd1b95b783c93b24cd9bffe9

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
SignatureYnWMq6W/ppuwFZr418GsEdwgAj4vmfc+eEmpYiXtZpz7SSXlWKf+rpAqQWfBJwFVzKbRBXMuUXcSj5T/VMz5Dw==
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

2026-09-17T10:51:57.275866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055333
observed c43458d7c0cc14aba8d71e2185fc1513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.258874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055333/manifest.json
observed 7e8127e662009df0699e8ab62bb03ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.241159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055333/publication.md
observed 1870d8d91b04f34ced37907b258e3673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.224103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055333/publication.txt
observed 809552ab8478b7f0d60fabe1d34fe55a...
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.