OpenTechnical

OT-2026-000009200

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000009200) never changes.

Identity and time

Publication numberOT-2026-000009200 · never reused
Internal UUID01a0ae6b-31b9-7192-a48d-fc577dc670c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009200
StatusPUBLIC

Content hashes

Canonical text83f9e9d26002a91504bf59cfc2664b9fe5aaebf07e4bc45c8d150bce51c0e2a5
Markdown7322ae5140f607e44e27254f6a3aabd2d3a58df412f00a852fcab1a5c036e0a6
PDF
Publication pageac0ca17c1dc3ac06d3f0627b54935f5a43581a57e8c2d20b43c69ce6eb514adb
Manifest6fb06635972d87f9e3638847be79d0b6225884ed31d45907300068e94b05e5c1

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
SignatureM9oBiB2hmudWyot/1E/M/OHhRp5kUFye/6z6B8vsCQXxHkckFDiNYQGnVnyKcup67hqwcW2NTJBi1fB4gaSaDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.156619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009200
observed ac0ca17c1dc3ac06d3f0627b54935f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.136419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009200/manifest.json
observed 6fb06635972d87f9e3638847be79d0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.116345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009200/publication.md
observed 7322ae5140f607e44e27254f6a3aabd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.096628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009200/publication.txt
observed 83f9e9d26002a91504bf59cfc2664b9f...
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.