OpenTechnical

OT-2026-000016227

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000016227) never changes.

Identity and time

Publication numberOT-2026-000016227 · never reused
Internal UUID01a0ae6e-2d11-7971-bbea-3568687ce205 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016227
StatusPUBLIC

Content hashes

Canonical text4ab202ce57a3389da77e767c3a1815c541d60b40186e5473a959da0569ca1c66
Markdown4af1ec3976b30b893d694acc1fc8d39ba8e7a4c9fc3c6a76cdbdf8bf9574b948
PDF
Publication page8aff3dd83134512a4b0a2fbcbc1ab132962ecc1f386549bd69f8a9d93910d7d8
Manifestace6c61a4eb1875b1aa7c0ae45bf254c151570376884175778b8e5e320a631fe

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
SignaturenNbPzHZMJ+DHTW+M0rEAMoJ4vhP3dMu7rJgvpjpwiRExcTRPSw6SoL7UTApihd5QqH4j7YMfOh3HD4TT7ON9DA==
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

2026-09-17T12:03:41.575329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016227
observed 8aff3dd83134512a4b0a2fbcbc1ab132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.556820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016227/manifest.json
observed ace6c61a4eb1875b1aa7c0ae45bf254c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.537510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016227/publication.md
observed 4af1ec3976b30b893d694acc1fc8d39b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.516716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016227/publication.txt
observed 4ab202ce57a3389da77e767c3a1815c5...
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.