OpenTechnical

OT-2026-000018208

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000018208) never changes.

Identity and time

Publication numberOT-2026-000018208 · never reused
Internal UUID01a0ae6e-b488-75da-8af7-a60bce967697 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018208
StatusPUBLIC

Content hashes

Canonical textb9305448e44ec2aec24f68d4e4b32a72c3d0dd35d40398ae87b53940908d4b55
Markdown75231afbecd872727685367d7396a018344130ee8813b22de089ad997803b834
PDF
Publication page09f3734662b4e438db53c4dc6400d01acc7986a141b6c99aa5731722f4b0fc29
Manifest0503d8226534750661a7d017cd871a2bc34f2a377e703928ac302ae9df24d4c7

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
Signature8xpc8Pt+QXkey+WJsYdBWbkcdaavbcHdj8uZMmNTCr+C7avC3yDsruke5miW9a2tiXHNLCDJTb1YBl1fFcl3DA==
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

2026-09-17T11:59:51.064805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018208
observed 09f3734662b4e438db53c4dc6400d01a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.025351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018208/manifest.json
observed 0503d8226534750661a7d017cd871a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.007135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018208/publication.md
observed 75231afbecd872727685367d7396a018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:50.964504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018208/publication.txt
observed b9305448e44ec2aec24f68d4e4b32a72...
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.