OpenTechnical

OT-2026-000058612

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000058612) never changes.

Identity and time

Publication numberOT-2026-000058612 · never reused
Internal UUID01a0ae88-f39c-7d8c-b4a8-e7c366259b5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058612
StatusPUBLIC

Content hashes

Canonical text5af93e088499a09662b796088bf5d40c6c9875e6c584c8e3b21355753669159c
Markdownc5a3a51cac70b442c40ec2885df1d25aa074b8f0b244c9b666c3ef29c119f468
PDF
Publication page13d8b536bb6886fca4d0d9071df14aa754f7b170e9366567a932e28b573130d3
Manifestbcb7fcf8bd21e6958b300eec47f92607c04352ec5016f86eb896d55a46c50974

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
Signature8Y4A+PlXTccYniiBOQDrDJAuLwc1mBpxd1XqWg2qPYrzTyQ7TXBuQJ1i7LlFNkwoGLkXtDmjk7m19bloguxLCg==
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...

Independent retrieval

2026-09-17T10:47:06.742655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058612
observed 13d8b536bb6886fca4d0d9071df14aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.724190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058612/manifest.json
observed bcb7fcf8bd21e6958b300eec47f92607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.705723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058612/publication.md
observed c5a3a51cac70b442c40ec2885df1d25a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:06.688071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058612/publication.txt
observed 5af93e088499a09662b796088bf5d40c...
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.