OpenTechnical

OT-2026-000044296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000044296) never changes.

Identity and time

Publication numberOT-2026-000044296 · never reused
Internal UUID01a0ae7c-39d6-768a-a1b3-00aa5819eeb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044296
StatusPUBLIC

Content hashes

Canonical text4d052b5e0807a6fb916cc06bd0459d3f92f4cf050f42a196e761db8a39b9c5d1
Markdownb39cf75c57a9d140746504929c98a5484d42be0464798ced9dea1f9c0b1dd128
PDF
Publication pagebd89595308a7c66d7cd2d8cb324c434608e4c20b918c03bf19feecd8f1e0ff12
Manifest18508609d37051a29521eaad0e734fad784b940270da088682cd3e46d6be2932

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
Signature/fB7Fs+bNvj9hX6HRVvwzZ79sgqnIM6umXNaFq2Z6bxCs5BNOrINqJ/fmkJ292tbsr8iCuzHHepLGPQKUBupCw==
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

2026-09-17T08:30:14.824245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044296
observed bd89595308a7c66d7cd2d8cb324c4346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.807367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044296/manifest.json
observed 18508609d37051a29521eaad0e734fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.790388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044296/publication.md
observed b39cf75c57a9d140746504929c98a548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.770184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044296/publication.txt
observed 4d052b5e0807a6fb916cc06bd0459d3f...
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.