OpenTechnical

OT-2026-000104282

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000104282) never changes.

Identity and time

Publication numberOT-2026-000104282 · never reused
Internal UUID01a0aea5-3420-74ef-b488-f5472e9d868d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104282
StatusPUBLIC

Content hashes

Canonical textb8ef909521a7da66b5e620d942e9445eba865a00be72dc7f9be02cba58c0f45d
Markdown99cf4238eb11d2f632a972f5b35a0ccd3974712ede2f306a7602d24b1bbe8b9c
PDF
Publication page710b588a2d6312f6581c0818d0355829df5d80de37e87fab9259778ce3266cca
Manifest1d6b799cfd3d1c10ef2c8299ff3e0cc3208ee92c1417baec499bd2fdb31106c9

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
SignaturezIs2vjurQAZT64wYfEYmrFoGNVCmjRFZV3EX0XT1VTT3HnTL79fVdRjf1ujZCbYjwxxRMao7NSo4i4rXywykDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:24.041714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104282
observed 710b588a2d6312f6581c0818d0355829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:24.019926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104282/manifest.json
observed 1d6b799cfd3d1c10ef2c8299ff3e0cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.993398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104282/publication.md
observed 99cf4238eb11d2f632a972f5b35a0ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.973720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104282/publication.txt
observed b8ef909521a7da66b5e620d942e9445e...
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.