OpenTechnical

OT-2026-000104420

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000104420) never changes.

Identity and time

Publication numberOT-2026-000104420 · never reused
Internal UUID01a0aea5-3421-793f-b3f4-e8b0c8814f99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104420
StatusPUBLIC

Content hashes

Canonical text706668499b04abf2d912ffd25be9ef24586d2fb40f677122919f8c559958091c
Markdowndfe3f315134da7a59b18c74b99720b5abfb6de55a881bb70441267e3cb3af7b9
PDF
Publication pagee35160f4b0b5afccd0af884767cecebd6019c8b1801b23a2f57681060b4d046a
Manifest4269bc32f582c60e5bb782a8344e5508b8d3f8216145093029dea9ebb4088ec4

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
SignatureOywAcujS2xkQytXvh3/cHBkViPawIwhA7GKh5XLfpQl4tG260V8kB5wHmDiELkn0Cw2sSpyNJ8zRIV94WyVCDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:41.618331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104420
observed e35160f4b0b5afccd0af884767cecebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.599744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104420/manifest.json
observed 4269bc32f582c60e5bb782a8344e5508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.581870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104420/publication.md
observed dfe3f315134da7a59b18c74b99720b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.564118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104420/publication.txt
observed 706668499b04abf2d912ffd25be9ef24...
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.