OpenTechnical

OT-2026-000052280

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000052280) never changes.

Identity and time

Publication numberOT-2026-000052280 · never reused
Internal UUID01a0ae83-e791-7cb7-8e51-2d6b062d4f33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052280
StatusPUBLIC

Content hashes

Canonical textc69223b0223f679e02d7b15e44321fe1c0965bd51571013ecf09d6cb6ff86f4b
Markdownba51bb914a94dab1a74ce2be357bc9a632ca18dbef3783df1ec675d2f9903459
PDF
Publication page779ce66ede2d19620cdde4f0db1415032dc65ec7d11c78ffd1e86cdbd4f8ee12
Manifest9846e5406c7a91ab40262563735b474bb4083b74cbd364753c3d4cbfc95e8aad

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
SignaturejgJ3l7goaBsbiQZ/nZah5owjdnxjmli3MHWtD1eXRczy9F/y2iMWFm6qliJrA7KWingDHI7A4cStuOwOOXFLCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:52.272439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052280
observed 779ce66ede2d19620cdde4f0db141503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.255110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052280/manifest.json
observed 9846e5406c7a91ab40262563735b474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.236267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052280/publication.md
observed ba51bb914a94dab1a74ce2be357bc9a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:52.216676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052280/publication.txt
observed c69223b0223f679e02d7b15e44321fe1...
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.