OpenTechnical

OT-2026-000007667

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000007667) never changes.

Identity and time

Publication numberOT-2026-000007667 · never reused
Internal UUID01a0ae62-76bd-724b-9ebe-7513125c4366 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007667
StatusPUBLIC

Content hashes

Canonical textd2eb96c0b0f27ec33fa64110b414656b380f250c18399ff9fb3083348d7da5b2
Markdown508fb970c2057a98313d801d73e03b8e1bff63da660e179047b30c86ebe10701
PDF
Publication pagec757f4837e79af3e86050d1877409ab52c198f0d2e0ef07bc49114ac7bce82ea
Manifest07c277699b46896475880e2b3ff38a90607326bbb91e27ac6d70bca2503bb681

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
Signature0Q4ZCV/gvw3jXwkuEH2BjlxdKS0/pK5mSj1zqp7CC0IqtVp5iAHpx4nP2QOJjexr+Xbmqp/63xYWeo/0pVp8Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:17.463670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007667
observed c757f4837e79af3e86050d1877409ab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:17.443486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007667/manifest.json
observed 07c277699b46896475880e2b3ff38a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:17.420074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007667/publication.md
observed 508fb970c2057a98313d801d73e03b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:17.400154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007667/publication.txt
observed d2eb96c0b0f27ec33fa64110b414656b...
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.