OpenTechnical

OT-2026-000038305

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000038305) never changes.

Identity and time

Publication numberOT-2026-000038305 · never reused
Internal UUID01a0ae78-2d51-7f1a-8b6a-9de5e56b78bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038305
StatusPUBLIC

Content hashes

Canonical text470082bb2011dca44f30e140cd000cca40ac67363db71b5a1aae30f8de7120cf
Markdownbdb5257ffc2369a334ef94ab1644f98da167f1c73a6297fefd9ae930176e3142
PDF
Publication page08c9eae5ad60a272f606df31c5ec059650f37898b5ba7434c5d2eb40069bc329
Manifesta0e4974bb11ab75750014199e7c342173305dd0757e34c688b83722bd711f44b

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
SignatureawjtwDXT0WlGJXrvz0RZY3nmnPLgBC2Ua1VckWEIlvaIs79hwmlLM9BlDnjaKfeXa9lZ4RytcQn9FoqYcka1AA==
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

2026-09-17T11:22:28.636876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038305
observed 08c9eae5ad60a272f606df31c5ec0596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.618263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038305/manifest.json
observed a0e4974bb11ab75750014199e7c34217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.600865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038305/publication.md
observed bdb5257ffc2369a334ef94ab1644f98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.582010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038305/publication.txt
observed 470082bb2011dca44f30e140cd000cca...
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.