OpenTechnical

OT-2026-000048266

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000048266) never changes.

Identity and time

Publication numberOT-2026-000048266 · never reused
Internal UUID01a0ae80-4de3-7388-8d24-b749444b428e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048266
StatusPUBLIC

Content hashes

Canonical text4ee77fbac2274d08fe27e884e91a28766ca265d77f1c99593c04e097ee4607a6
Markdownf8945b2e227825300f4e9c451fe6a5ba423090c4e878b9b7da74e4b98fd00a73
PDF
Publication page4963313edd7c23e96393b9051227b9a96f0a2e90d730b1285e1977d3cc1026fa
Manifest923a83dcd844c6de3c68753ed46020174a7c1c364716cab266f8f21e07376924

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
SignatureiB+OTJg4477zdxtBbTYyTQAFxqQJ3p2rW28x2MgPfqwpl3cuHz244BQSJNJbK/v2O7ijRvZ9tDcyU2yUuyPPAw==
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

2026-09-17T11:04:50.280342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048266
observed 4963313edd7c23e96393b9051227b9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.261997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048266/manifest.json
observed 923a83dcd844c6de3c68753ed4602017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.243585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048266/publication.md
observed f8945b2e227825300f4e9c451fe6a5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:50.223985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048266/publication.txt
observed 4ee77fbac2274d08fe27e884e91a2876...
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.