OpenTechnical

OT-2026-000048384

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000048384) never changes.

Identity and time

Publication numberOT-2026-000048384 · never reused
Internal UUID01a0ae80-4de4-7084-8bcb-2cfdadd82ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048384
StatusPUBLIC

Content hashes

Canonical text07acd5948f2db02b5cc2f401fd83e2faf3120177255c12271c678bbbe399cf82
Markdown0cb09c295369767feaf941e4c6b7893429aeb2b9137f31054d7fa6e7f010935f
PDF
Publication page1ae21b72016b79ae56c72e97a85446e454694a88c5b327203c6247299f11acd8
Manifeste5f5043a95a84c76a2d54f0aa6588f26cbe41f1af12a788d5f3357e826cc6849

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
Signaturez0m/CJ5q6nHnSyaAW/OsWFQbtUtimV1M1KJRBdDshRiHGnT8qNbDwvHIZhu9mCxziKt4VZqn7G36X0D8hHCjCw==
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

2026-09-17T11:05:00.855473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048384
observed 1ae21b72016b79ae56c72e97a85446e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:00.835431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048384/manifest.json
observed e5f5043a95a84c76a2d54f0aa6588f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:00.816868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048384/publication.md
observed 0cb09c295369767feaf941e4c6b78934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:00.797154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048384/publication.txt
observed 07acd5948f2db02b5cc2f401fd83e2fa...
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.