OpenTechnical

OT-2026-000041391

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold 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-2026-000041391) never changes.

Identity and time

Publication numberOT-2026-000041391 · never reused
Internal UUID01a0ae79-b145-78bf-94a5-2096b243fadb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041391
StatusPUBLIC

Content hashes

Canonical text6af49e897d50982b2e65fef9b30fb30cbea81851ad9de6233c452f906dfcf634
Markdown5222dd37c0140f89222ec6b5e8bf66ed9f04b0962a91e5c6105f52b0992412dd
PDF
Publication page88d5346ecb3810e0b8abf27769b47d88cf103c7ce306d9010f220c7b0387c80d
Manifest61403581a8527d11b2b55fbf802c8e6f5893704f02d96d2413479395fc654ea1

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
Signaturem6FudEevcPPPsx/Raw1qqHcXYaQS741z6HHih21mw97vmSoc7v7uBe2d3uMqwSREvNjQItpEfsdvDnTv+bA/AA==
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

2026-09-17T11:17:24.037098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041391
observed 88d5346ecb3810e0b8abf27769b47d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.019052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041391/manifest.json
observed 61403581a8527d11b2b55fbf802c8e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.998862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041391/publication.md
observed 5222dd37c0140f89222ec6b5e8bf66ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.979877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041391/publication.txt
observed 6af49e897d50982b2e65fef9b30fb30c...
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.