OpenTechnical

OT-2026-000099481

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099481) never changes.

Identity and time

Publication numberOT-2026-000099481 · never reused
Internal UUID01a0aea2-c974-7a15-8df8-8a05569ab651 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099481
StatusPUBLIC

Content hashes

Canonical textf18a9b016912fd690bb8a06af128ba1d2a66cfe3bbe7eabee9070fe222c845b7
Markdown4b2607caf19681eccfa309956cd917e4d0d507377083650e2ead06937f2faf35
PDF
Publication paged7423c0599c861ec963c83641de136fa61aa419dd3908c458dc7f40a49d57e12
Manifest9df7e3f5376db6823c03a848f6b83abe000e27c0002100831ff8c90631508670

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
Signaturej3mZul2ARBHPlPYZhKbENF4hciy3t7tmliLRU0dQzXoN9SwxSg9UiltbJ9/6LlfkD6kerjpcNCseyBhxGyLjCg==
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

2026-09-17T09:29:16.342977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099481
observed d7423c0599c861ec963c83641de136fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.326177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099481/manifest.json
observed 9df7e3f5376db6823c03a848f6b83abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.308361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099481/publication.md
observed 4b2607caf19681eccfa309956cd917e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:16.287156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099481/publication.txt
observed f18a9b016912fd690bb8a06af128ba1d...
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.