OpenTechnical

OT-2026-000040096

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000040096) never changes.

Identity and time

Publication numberOT-2026-000040096 · never reused
Internal UUID01a0ae79-26fd-76df-8fd5-eab0e46eb071 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040096
StatusPUBLIC

Content hashes

Canonical text3f9087f143206c4b7ba8689091d3a7d79308e3241e7f94476449faa0f1d19d8b
Markdownf27def37e896d7ba4e119542250980c4be292012258ac53c6efc5a7c939a47d1
PDF
Publication page32e2153da5e7b421c2b14f93cf718bbe92482ca6b29314eee898fe65dc1202f1
Manifest9a1d0be1c659a4783d2266fe67a943650cecd277c00c7b8ed451b96800517b12

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
SignatureJCbF+OyaWXW4oH6xr9YpeXRIHAq/whiW+BzgmDjZpMfkq86tH49NSG52JbwrJMe4riaDdic/FBr3hBQ8/r7RDQ==
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

2026-09-17T11:18:56.754554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040096
observed 32e2153da5e7b421c2b14f93cf718bbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.734386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040096/manifest.json
observed 9a1d0be1c659a4783d2266fe67a94365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.715617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040096/publication.md
observed f27def37e896d7ba4e119542250980c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:56.696252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040096/publication.txt
observed 3f9087f143206c4b7ba8689091d3a7d7...
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.