OpenTechnical

OT-2026-000092397

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092397) never changes.

Identity and time

Publication numberOT-2026-000092397 · never reused
Internal UUID01a0ae9d-b5fb-74d4-9dd3-89e3d1c6348c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092397
StatusPUBLIC

Content hashes

Canonical textb3ad9a436f37369102370c3c53949ce9364712673859ae36cfbfcffc57debfde
Markdowna07347ad82d438e26c26eefe6534011d416fc8a06b359e2b67d5c3cf80f3d7c4
PDF
Publication page3140999abb09bf12f57f9ab794df2f2fde7bf1a6a1b64e455a7da71683408b9c
Manifest958341300b18fbea4e1984c91b7aaed34adc97c6f3e4e0e2fc2e6c662fe1889b

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
SignaturekzrapCA3GGJar3gRKtUCCzM3RtBy9DJce+p9kcPwDFmzO+IaSGq0hdRx0Y7ZFdpPIBrnzmlymnwOZTqqI4rBAg==
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

2026-09-17T09:40:56.577619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092397
observed 3140999abb09bf12f57f9ab794df2f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.560424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092397/manifest.json
observed 958341300b18fbea4e1984c91b7aaed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.542748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092397/publication.md
observed a07347ad82d438e26c26eefe6534011d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.525678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092397/publication.txt
observed b3ad9a436f37369102370c3c53949ce9...
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.