OpenTechnical

OT-2026-000017927

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000017927) never changes.

Identity and time

Publication numberOT-2026-000017927 · never reused
Internal UUID01a0ae6e-96fc-7a40-a9b7-e094e085a6c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017927
StatusPUBLIC

Content hashes

Canonical text6f31d20f3a7478c3a03a35354a606cbe0c15eb7fd308e5142daa8e036cd55f2d
Markdown5691e2f7d26251321adaf1c4b26c5d616484311637e2b0da5aaaac20dcb1f050
PDF
Publication pagefd5e77aff4cb448fe7c65c252f7592119583401416ab28d9155b65e63cc7219e
Manifest9da98137e0a54029f1bb425589806f7ff412e33837be3242b5d1db1ab333a8c7

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
SignatureAbYgRk+iZyf9QB0R2KvCFE4bQVEt5K9pdfhMM5aY3/8TJzs/EodhC6GKbErZQWiZZN1C0/hIliz5LCx+MdxDBQ==
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

2026-09-17T12:01:55.296691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017927
observed fd5e77aff4cb448fe7c65c252f759211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.280459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017927/manifest.json
observed 9da98137e0a54029f1bb425589806f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.265029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017927/publication.md
observed 5691e2f7d26251321adaf1c4b26c5d61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.249731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017927/publication.txt
observed 6f31d20f3a7478c3a03a35354a606cbe...
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.