OpenTechnical

OT-2026-000043846

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down

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-2026-000043846) never changes.

Identity and time

Publication numberOT-2026-000043846 · never reused
Internal UUID01a0ae7b-d677-7ab0-96f9-e0ab3f59dc93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043846
StatusPUBLIC

Content hashes

Canonical textcc0eaad467d67918125e098bdca239a21b36472d3e150fcc34d43cd4fab0c056
Markdown581a2e70eb8dbd21c1052e8a995ac9f2b15ee0d1fc923fe94ddee447c18905f8
PDF
Publication page7682dbf7d14164f77af0eab2f68225eee84bcd0f8f157504dbab6dfcfd410933
Manifest1e44a6a58a51b57de101f350eaadb437469ae9c1398d7f8170a53f94a477fb37

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
SignaturezXwI6Lvm+A3zFS3Pz4MlM4CQ4C+0i1Jm8HljLWoN64G07N8DLr8g8tBsyPkUY7uEx+0cxAcC2DctE2m79UBBAg==
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

2026-09-17T11:12:09.732757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043846
observed 7682dbf7d14164f77af0eab2f68225ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.713675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043846/manifest.json
observed 1e44a6a58a51b57de101f350eaadb437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.695450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043846/publication.md
observed 581a2e70eb8dbd21c1052e8a995ac9f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.675483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043846/publication.txt
observed cc0eaad467d67918125e098bdca239a2...
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.