OpenTechnical

OT-2026-000040755

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000040755) never changes.

Identity and time

Publication numberOT-2026-000040755 · never reused
Internal UUID01a0ae79-6d0f-71fb-b897-eb8f2e3d43b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040755
StatusPUBLIC

Content hashes

Canonical textda02ce67ae06346edead3da8f27b2dbba624bcc5307a611d47b5a4a05c8874e0
Markdownf58a8ebd43f06418486aa5fee1e4aac1c021e353dc75da59a0ca5d0b05535f04
PDF
Publication pagec1e608215c72a6830aa07e55d4deb2a80f8ac068651a8769a863ea584f4452dd
Manifest7fa01e7ba7aea3786ea0817d84e945522b0cfe9b5219023e57b05ea528e83d84

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
SignaturekaxXqhYmHYkt3kXVdmyGP2MV49pbl4+OaqYO52ZgSa/4jPZW1DsyHratkCqm58g/DO+il9pVeZXyCmmJ8ORsDQ==
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

2026-09-17T11:20:03.245092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755
observed c1e608215c72a6830aa07e55d4deb2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.225708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/manifest.json
observed 7fa01e7ba7aea3786ea0817d84e94552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.205774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/publication.md
observed f58a8ebd43f06418486aa5fee1e4aac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.188035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/publication.txt
observed da02ce67ae06346edead3da8f27b2dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.103196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755
observed c1e608215c72a6830aa07e55d4deb2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.085888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/manifest.json
observed 7fa01e7ba7aea3786ea0817d84e94552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.070589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/publication.md
observed f58a8ebd43f06418486aa5fee1e4aac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.052541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040755/publication.txt
observed da02ce67ae06346edead3da8f27b2dbb...
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.