OpenTechnical

OT-2026-000048561

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000048561) never changes.

Identity and time

Publication numberOT-2026-000048561 · never reused
Internal UUID01a0ae80-4de7-7a71-a5d3-cbce817e5e7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048561
StatusPUBLIC

Content hashes

Canonical textc6f80acc1f8c9f872670d1d845d5a0632d4e4b6cf39f24a703510ab2dded391c
Markdown13f9ed5d73b6f5ea2deae09186c95c7931ca465e3a950b0c5a95f62c222f6f5e
PDF
Publication page0927dc642b139937f283544448c766a9c3326ff70237b3c44431a91ad37bcbb0
Manifest738a9d548968053fd99f746559917dc46c5c3a9924590b509a6572b408d1d3b5

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
SignatureEl+plDmHxOMVHkbXHxDKhAgEg0miWMy4Et4/oNJOvjFP3X6XsNHCxjXZOpkJMKKO6/ZSd9zAIFXpjmGr2J3wCA==
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

2026-09-17T11:05:21.639266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048561
observed 0927dc642b139937f283544448c766a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:21.620326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048561/manifest.json
observed 738a9d548968053fd99f746559917dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:21.600603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048561/publication.md
observed 13f9ed5d73b6f5ea2deae09186c95c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:21.577704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048561/publication.txt
observed c6f80acc1f8c9f872670d1d845d5a063...
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.