OpenTechnical

OT-2026-000016437

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single 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-2026-000016437) never changes.

Identity and time

Publication numberOT-2026-000016437 · never reused
Internal UUID01a0ae6e-2d13-7cdc-95db-cb7546ae91b5 · 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-2026-000016437
StatusPUBLIC

Content hashes

Canonical text3434700549174baadc943045514cc4fcef3338071fbcecffe67efcb5878ccbad
Markdown4915ad3690fa9c045680c6bfec4f75754fd6a790ca982dd864b6f96e9694b490
PDF
Publication page834cc24f65e99f0cb82747be935d1157eaf218053a025b76fe65a9f3c594e84e
Manifest56bd4b306a5c2ac023a9fd221a6b11a93ea850820288e4d5bf6a408e7893b40d

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
Signature0Uggoj/qzUIK9orFSc2SgBQ5Y7yeouk2ejpdaPtyo1pYx5BlTgeKuJDInRI6oOSKa8G3rR9YZSL/yW6L4tDdDQ==
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

2026-09-17T12:04:32.127865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016437
observed 834cc24f65e99f0cb82747be935d1157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.104993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016437/manifest.json
observed 56bd4b306a5c2ac023a9fd221a6b11a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.076782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016437/publication.md
observed 4915ad3690fa9c045680c6bfec4f7575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.057977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016437/publication.txt
observed 3434700549174baadc943045514cc4fc...
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.