OpenTechnical

OT-2026-000022010

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000022010) never changes.

Identity and time

Publication numberOT-2026-000022010 · never reused
Internal UUID01a0ae6f-bb5c-784c-8997-a5c3862b8736 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022010
StatusPUBLIC

Content hashes

Canonical textb326956aa82c28036e7c21c298910188d6c3b0982067c6c9fd96392e6949bc92
Markdowna97ff3e2b6c9279f49f095c88f000373fee2927fe7e6a11c902d0131bb112c4a
PDF
Publication page911fdb782b528d1404f9eba579bcb1cfbad02d3aaee6e60e117a7225fadb0e80
Manifest96b18f927c96d604c62dbd1afdd3b2612db7f099959a3e697fead6155acd5b1a

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
SignatureuzbjlZjIc1snEaMhv/fFJrWHDcFn5h+bF3ncA4ustS33tdexVESrmrE7AfpjIMMzb2lRCSNb0wTeoD34XZgyDA==
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

2026-09-17T11:54:41.534062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022010
observed 911fdb782b528d1404f9eba579bcb1cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.504669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022010/manifest.json
observed 96b18f927c96d604c62dbd1afdd3b261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.479309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022010/publication.md
observed a97ff3e2b6c9279f49f095c88f000373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.454037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022010/publication.txt
observed b326956aa82c28036e7c21c298910188...
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.