OpenTechnical

OT-2026-000060835

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000060835) never changes.

Identity and time

Publication numberOT-2026-000060835 · never reused
Internal UUID01a0ae8a-b7d1-7095-957e-79a7fc71dd00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060835
StatusPUBLIC

Content hashes

Canonical textec98d5a910bfa261a96326bd8b759afd7c9af03a9d6577f6c63ecd7e42ac3137
Markdown35176d00abdd914db3508849d11860001b1a3aca36a6f3ab72b5ffd60229c253
PDF
Publication page35b4ed006bb2e6e8a2144c9c7b45ad589308896e576d76c977e3d173e6393627
Manifest408ed4b79a68a246bd945d2161aa58b94044d248c5587ff57f78a1d5cb68e522

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
SignaturejPWUMwngXNCfbNma/okWFRh/fDxpCopl1jps/aXCI2p8guAmFtTEcFiLF/psUUCeTcU2oV2NWCuT2+wzh75bDQ==
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

2026-09-17T10:43:35.358278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060835
observed 35b4ed006bb2e6e8a2144c9c7b45ad58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.341203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060835/manifest.json
observed 408ed4b79a68a246bd945d2161aa58b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.324019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060835/publication.md
observed 35176d00abdd914db3508849d1186000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.306542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060835/publication.txt
observed ec98d5a910bfa261a96326bd8b759afd...
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.