OpenTechnical

OT-2026-000061196

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061196) never changes.

Identity and time

Publication numberOT-2026-000061196 · never reused
Internal UUID01a0ae8b-1380-7bfe-abea-b00435d0a69e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061196
StatusPUBLIC

Content hashes

Canonical textfa3c71ca6ac1117ec9f7a3f3ab1d93bf70cb67eaa1aeedc595c467c319b13007
Markdown2b77e30eb657c5e0ad6f452016c3e435149d477a4ff5be01e0d67f2881b6fa28
PDF
Publication page108ad7504a030b8234c5b8d174cacd1a51fa6f98256b596bd3d1b06f25c984d5
Manifesta188d0fd17f69312181cd99c766f3c951a59985063d4808a8f627d4ebd5cda37

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
SignatureoO4T8zuB5PZQZp01IX+/pyTFCuTMt5QauBeWBcO96VrpZK1BdeA+rrPpvuVZjUfZqh5/EfB46ut69OseB1JNAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:35.618101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061196
observed 108ad7504a030b8234c5b8d174cacd1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.599567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061196/manifest.json
observed a188d0fd17f69312181cd99c766f3c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.580772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061196/publication.md
observed 2b77e30eb657c5e0ad6f452016c3e435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:35.561348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061196/publication.txt
observed fa3c71ca6ac1117ec9f7a3f3ab1d93bf...
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.