OpenTechnical

OT-2026-000032763

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032763) never changes.

Identity and time

Publication numberOT-2026-000032763 · never reused
Internal UUID01a0ae75-1071-7768-a982-dfc59e57ed22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032763
StatusPUBLIC

Content hashes

Canonical textab0df4b2792f71b5c3a1593b4f900cea7483374e2d1e269488e1c872df531948
Markdown311ec053ecdce7583241cda82a4f1770d2d31afda9d1ffc15c351ad8810a4894
PDF
Publication page6597aca25a8715701cefd5acd6acc99de3bed35931412671ad0c925b0cf76453
Manifestf27609bf918f4a6dc1473c70eda8bc3c1175eebd9751bdef78e8b087d1906d3e

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
SignatureYFBbd41dTjwhZrnnKI0Jmcm4Ih4+CL1gCCIJ5Qf7OQiKWbHcaZP4e6cOOK7xsNdDvP14pQTocvaT6z0p9MrKDw==
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

2026-09-17T11:34:23.535800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032763
observed 6597aca25a8715701cefd5acd6acc99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.518739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032763/manifest.json
observed f27609bf918f4a6dc1473c70eda8bc3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.501128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032763/publication.md
observed 311ec053ecdce7583241cda82a4f1770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.477461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032763/publication.txt
observed ab0df4b2792f71b5c3a1593b4f900cea...
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.