OpenTechnical

OT-2026-000039568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000039568) never changes.

Identity and time

Publication numberOT-2026-000039568 · never reused
Internal UUID01a0ae78-d8d3-73eb-ba73-5148dedcb0be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039568
StatusPUBLIC

Content hashes

Canonical text9ac601f87648a4f851ae677916881f44cceaf48af49dfc7d20b9e0f8624d6964
Markdown1eb259ae06802215b8078df3e7fabfb4f6298013c4ad9ad5784f6a52e498ee4f
PDF
Publication page65d72f66a44d2919b380cd92a7fe457c361d9c66ecbd55c32978a70390347505
Manifestc99b1ad654adc1f6927fdef0e5e2d775ba06e2f33e3d5e8bdb23962bf4d34765

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
Signatureyj5XXzVQ6KwRiRStNnFJZzIHGdPIdMpb60T/KhxnHjJchnPEyzMpSAwbrADSitzF6/RN3rMNyhxjDZiIJPFbDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:43.421758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039568
observed 65d72f66a44d2919b380cd92a7fe457c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.403722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039568/manifest.json
observed c99b1ad654adc1f6927fdef0e5e2d775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.386908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039568/publication.md
observed 1eb259ae06802215b8078df3e7fabfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.368644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039568/publication.txt
observed 9ac601f87648a4f851ae677916881f44...
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.