OpenTechnical

OT-2026-000014844

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000014844) never changes.

Identity and time

Publication numberOT-2026-000014844 · never reused
Internal UUID01a0ae6d-d094-7316-9b56-91ac4b75732c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014844
StatusPUBLIC

Content hashes

Canonical text020ffac4eada7f31e07b799c0d8ba9641a351f0a384c46555f325172b94fff0e
Markdown3b10a031e1f194c002c0abb377302e0cea8f88a2a9c879ce9e884646723ec0f8
PDF
Publication page830c8e5692d7fe8615377111e96df8056d2f2e1e18630b9f97ca143db3e63611
Manifest1ec4f9c84331ea64088f9d9b8b18b72449377fde61a7b32da3575a3efe23d26e

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
Signature01h9IEzb6K3YUktcPdAXFBJ/tcFx6xixrMH5KPyDNG2xuAMisZTuYZCvoO3SJwynM/GVBAnewV+5GmqlEQFSBA==
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

2026-09-17T12:06:45.317321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014844
observed 830c8e5692d7fe8615377111e96df805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.297168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014844/manifest.json
observed 1ec4f9c84331ea64088f9d9b8b18b724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.280518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014844/publication.md
observed 3b10a031e1f194c002c0abb377302e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.261376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014844/publication.txt
observed 020ffac4eada7f31e07b799c0d8ba964...
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.