OpenTechnical

OT-2026-000043811

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000043811) never changes.

Identity and time

Publication numberOT-2026-000043811 · never reused
Internal UUID01a0ae7b-d677-7087-938e-0853bcd5d980 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043811
StatusPUBLIC

Content hashes

Canonical texte9311e938356baa31b0885c9be22f0b8c8efdd29f6722d593a5f654a02dfcd8b
Markdownde083912616c4d53fe7dd841c1f664356c8593092f5dabf38dc47a0d0a483c97
PDF
Publication pageb0fbb1ef2624eb68ecf9bac0b6fdef01a186823028335868940d9a5551bafa56
Manifest76b1e3cc65e817c3eadc980aa915d033eb15f176bc44c0ee6e5071b4a3057925

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
SignatureKoWuxAg95QbrGcyZ3/tPicGmxT8UgTbPjxcPCzE+cdfhBsFxMquKytm8zjx4zXb3qXPyOALBPJyrAA7GzhwVBA==
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

2026-09-17T11:12:06.992959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043811
observed b0fbb1ef2624eb68ecf9bac0b6fdef01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:06.975544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043811/manifest.json
observed 76b1e3cc65e817c3eadc980aa915d033...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:06.956094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043811/publication.md
observed de083912616c4d53fe7dd841c1f66435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:06.936705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043811/publication.txt
observed e9311e938356baa31b0885c9be22f0b8...
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.