OpenTechnical

OT-2026-000016473

Publication integrity record

Four cup vacuum gripper, four 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-2026-000016473) never changes.

Identity and time

Publication numberOT-2026-000016473 · never reused
Internal UUID01a0ae6e-2d13-70c0-973d-725c70e5cd8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016473
StatusPUBLIC

Content hashes

Canonical text3262d62f17c63c417750f26685a28273e567a7f288d16d32f44e4c922b8cf3eb
Markdownbe61bc4239cea24f06e09c45c6ef675d4ea1a520ece59a2c3ae33d6cdaeed361
PDF
Publication page0b59d5df7c19ddee6b570c0c6c9f72f3a49f42c7e58c2f23a33bd48ab0173e47
Manifestf4584ee2d5cf370aab6a123c3dfd3db399e4c2f1ba8952066dbe51111ebf18cd

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
SignaturexbpnKC/afLan0pQahHetV2RD8pqIk0VrtayeRicfEeTyp8abaWDIaewCPvXJP1tbgAlLw99JzCc7RFNhRFSvBA==
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

2026-09-17T12:04:40.429495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016473
observed 0b59d5df7c19ddee6b570c0c6c9f72f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.411705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016473/manifest.json
observed f4584ee2d5cf370aab6a123c3dfd3db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.393318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016473/publication.md
observed be61bc4239cea24f06e09c45c6ef675d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.377048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016473/publication.txt
observed 3262d62f17c63c417750f26685a28273...
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.