OpenTechnical

OT-2026-000046885

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000046885) never changes.

Identity and time

Publication numberOT-2026-000046885 · never reused
Internal UUID01a0ae7e-d0f5-729a-8056-12cb0a05a467 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046885
StatusPUBLIC

Content hashes

Canonical textbc5cca19b80bbfaa802455ea81ab7585742a38e2084c5f37d21e68224a40a5b7
Markdownbbdfc6fc19f8bb2a561fca714b343035fc2c5d52736e5fdd8e316470ed8d0c3e
PDF
Publication pageb3fad9f46be42c15bb2d74dad8a242e2674633dbe32cd4ab4f66fd83d0f2ddb3
Manifest616ba5b3124c3af81ee16f69a1d76e9e84c7d713122eb987e8601d3ce5f6fd32

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
SignatureMLJ8mikShEw/WbnMIYeRPwdN1W967OtvT+35FvvwGGTxNskB5V+ELxf3aMAcFz/0NjdQrLCqEhJnjWhj3UepAA==
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

2026-09-17T11:06:59.775933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046885
observed b3fad9f46be42c15bb2d74dad8a242e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.757956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046885/manifest.json
observed 616ba5b3124c3af81ee16f69a1d76e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.740064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046885/publication.md
observed bbdfc6fc19f8bb2a561fca714b343035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.721097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046885/publication.txt
observed bc5cca19b80bbfaa802455ea81ab7585...
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.