OpenTechnical

OT-2026-000010066

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000010066) never changes.

Identity and time

Publication numberOT-2026-000010066 · never reused
Internal UUID01a0ae6b-cb7a-7b25-bd3e-596a34459b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010066
StatusPUBLIC

Content hashes

Canonical textf480167e44cf8551faa736240765756e20521b3cbc929dfce7c07e6dd5199a90
Markdowndec3908baf09baa4114b033e718eec33285c136af5a31d5c2c388ace0f13cdd5
PDF
Publication pagef1330fdae9b27137ded8a0713d61949c182c572b7d5da5582c72cf59770c4809
Manifest93e69bb0bc0908042d299df55c46dfbec3b17be2b88f6bde16f8c77edd4fd01b

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
SignatureCRqn6Q1LUTk2kAbjEOTMW3YHDRrWDg037NTBbd0Ps7pN2FRIWuEATKs7aTHaxUZv7zv4fnFDfxSmYKNxYr40AQ==
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

2026-09-17T12:16:08.474793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010066
observed f1330fdae9b27137ded8a0713d61949c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.455335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010066/manifest.json
observed 93e69bb0bc0908042d299df55c46dfbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.436604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010066/publication.md
observed dec3908baf09baa4114b033e718eec33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.416624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010066/publication.txt
observed f480167e44cf8551faa736240765756e...
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.