OpenTechnical

OT-2026-000096638

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096638) never changes.

Identity and time

Publication numberOT-2026-000096638 · never reused
Internal UUID01a0aea0-a4aa-7833-b53f-4e31aba4b3b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096638
StatusPUBLIC

Content hashes

Canonical text1bf23af26039100effdf8a9892b324edfe852ef3e6e91f4cf146127fb89eafe1
Markdown9b673456d51b2c765b725699fbee103f223a8c0446206847b32b0c6859394131
PDF
Publication pageaa469d8014862e9a5747371ff9ab08b65430184a378225db8003a5d9352f1972
Manifest82785bade44bfebd62397d8c554cbe850ab108230acc4ad3063d50d3e5ba506f

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
SignatureLkW5IJuB936GmDA5PtnxlAA39v1ctfh9lp5VZNAP6fJox7WTQ/5wVYzUe0F3pphjzdEzccNFfDFBl/uJuitbCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:06.074995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096638
observed aa469d8014862e9a5747371ff9ab08b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.056895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096638/manifest.json
observed 82785bade44bfebd62397d8c554cbe85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.040002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096638/publication.md
observed 9b673456d51b2c765b725699fbee103f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.021462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096638/publication.txt
observed 1bf23af26039100effdf8a9892b324ed...
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.