OpenTechnical

OT-2026-000055676

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000055676) never changes.

Identity and time

Publication numberOT-2026-000055676 · never reused
Internal UUID01a0ae86-a103-77e3-a529-e89219c6c361 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055676
StatusPUBLIC

Content hashes

Canonical text0d6bd3be9794d3db752de9cb5f426a8e64d989d27f4d70335caa20438091ff44
Markdown0e74fb36d6c8b98ca8cc49a6f171f3e49eb973c2c712f6959d6d3e2af5ec46c5
PDF
Publication page12225e24192996750120933a50389d7341db93016b860699345ab7390ecd4008
Manifest56483b85c35385209cf4e85e2d198c5ef8c1da771742c004141e6a10e7bcd5bd

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
Signature3QrG66qvjpZXP00q8AMHsYD8Ss63OEZjYP95UiI4zUYHqBO3vYvIU8RV/QH0Y97wtf7om8ZrH0SMPrY3gCrtDg==
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

2026-09-17T10:52:56.422657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055676
observed 12225e24192996750120933a50389d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.404512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055676/manifest.json
observed 56483b85c35385209cf4e85e2d198c5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.386297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055676/publication.md
observed 0e74fb36d6c8b98ca8cc49a6f171f3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.368696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055676/publication.txt
observed 0d6bd3be9794d3db752de9cb5f426a8e...
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.