OpenTechnical

OT-2026-000019201

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000019201) never changes.

Identity and time

Publication numberOT-2026-000019201 · never reused
Internal UUID01a0ae6e-f391-7fa1-a6cb-e3649cbe53b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019201
StatusPUBLIC

Content hashes

Canonical text773eaf641ac1599fd3feeac378b04508ff276bd5892d1eadcbc4cfe7b3612948
Markdownacb0ff5dba7a206abb8ef97f21da342fcf2c16338cc78f13963f1e4ad25aada8
PDF
Publication pagedbca6980d76f249274cc21a98a91cc480f0704770b24f047a355bbad857f3aaf
Manifest26bcf79ddbff2674fc365f8840b3119f14f58aa548e5d2522f116084bc3e66d7

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
SignatureJX8znDgAZseM5ZtMSdP7N9jbRT2Fi8/Ei79x1SIik3UHC9zw91ydCFGjfHiiQSPnxI97Uy/uUSDLqdkzDWW+BQ==
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

2026-09-17T11:58:31.276544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019201
observed dbca6980d76f249274cc21a98a91cc48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:31.259104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019201/manifest.json
observed 26bcf79ddbff2674fc365f8840b3119f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:31.241310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019201/publication.md
observed acb0ff5dba7a206abb8ef97f21da342f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:31.224494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019201/publication.txt
observed 773eaf641ac1599fd3feeac378b04508...
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.