OpenTechnical

OT-2026-000013364

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000013364) never changes.

Identity and time

Publication numberOT-2026-000013364 · never reused
Internal UUID01a0ae6d-6fca-78e7-9092-74e02d9a7100 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013364
StatusPUBLIC

Content hashes

Canonical textff06aaf5db07ca108671530a1419e23f59aec17ee7e30f46c391bb243f5c432c
Markdownb64f530cf74f4be785dfa9925c72cef1f775a08c81336f5ffc79fe82a0843f40
PDF
Publication page40b036a8f013ca900007e68863b389972bc5ca1438f5f92aaf52fba23ab42cf3
Manifest381b00630b9673b7156066b94241e4d2e01ba28696c3e8c372961e777215c34f

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
Signaturensb7HW/aFwVa1RvkAsrdxgfH16roI3nfSmSqcASjNW4gu9QorY+jERCcrBK+Exd3mYUIXeXkkfgLq7RcNUN7BQ==
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

2026-09-17T12:09:49.250533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013364
observed 40b036a8f013ca900007e68863b38997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.223023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013364/manifest.json
observed 381b00630b9673b7156066b94241e4d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.198107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013364/publication.md
observed b64f530cf74f4be785dfa9925c72cef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:49.167263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013364/publication.txt
observed ff06aaf5db07ca108671530a1419e23f...
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.