OpenTechnical

OT-2026-000067093

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000067093) never changes.

Identity and time

Publication numberOT-2026-000067093 · never reused
Internal UUID01a0ae8f-14ff-7e5c-88cd-cd5f346915ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067093
StatusPUBLIC

Content hashes

Canonical textb8859776e3f8d327f73a90260441aeea5706e7a106940ae2fc8cf55bc07c16e6
Markdown928ff79e06c145ff900f2f326387d53afb832131b9ec9b5d3d5e936a987f6308
PDF
Publication paged9f20f9e77a3760440fe0d6c8b0113d1bfb1e0f5a3fc67987b7b4e97d3606342
Manifest1a71909b2b3fb4ffd18edef0395036379e9f83a58d3fa84533f688d72f9b5e1a

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
SignatureCFd1aciAjleyJjOU4ma8IUruHmuf0U+FpjIL3zdUixQiUyHHoq5cVnhrvR+HU0w7edkCG7CUSEbjBDgTYcjxDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:21.549235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067093
observed d9f20f9e77a3760440fe0d6c8b0113d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.532571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067093/manifest.json
observed 1a71909b2b3fb4ffd18edef039503637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.516534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067093/publication.md
observed 928ff79e06c145ff900f2f326387d53a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.500570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067093/publication.txt
observed b8859776e3f8d327f73a90260441aeea...
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.