OpenTechnical

OT-2026-000094546

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094546) never changes.

Identity and time

Publication numberOT-2026-000094546 · never reused
Internal UUID01a0ae9e-f4e9-7472-a373-a10f8365b9d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094546
StatusPUBLIC

Content hashes

Canonical textdc070c83142422078dcf080828e8b893cd8a13a2f5cf08cfb59526b1490d635d
Markdown444d2e586fb9e7649a4e61fd1b66573b036032b7ee503a25baa09555281460f2
PDF
Publication pagea64792afbfe9c6364e74c8995885e612a25ea936be0a8ffa0cd9cbb48b1e4bcd
Manifest34149635b571942263a99aca25b1f88d107fe0de26ba65e7a685eda9388cff96

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
SignaturekH9PN9ruRM3WEsB818W4OAHlW17KzZoEcH2IZan3PFSBTe9Hqn642o0KqOVtVMz7Gf8BXogSrlsNOMeYyQV6DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:59.583409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094546
observed a64792afbfe9c6364e74c8995885e612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.566859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094546/manifest.json
observed 34149635b571942263a99aca25b1f88d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.549649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094546/publication.md
observed 444d2e586fb9e7649a4e61fd1b66573b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.529095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094546/publication.txt
observed dc070c83142422078dcf080828e8b893...
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.