OpenTechnical

OT-2026-000086963

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000086963) never changes.

Identity and time

Publication numberOT-2026-000086963 · never reused
Internal UUID01a0ae9a-80a5-78d8-9655-fa112f66088d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086963
StatusPUBLIC

Content hashes

Canonical text8efbbc0c36d92c5d58a57ff2a91c9cec3c540f6a5cddef4e0e246a35ccf265b5
Markdown149be4c26085be93225876a29a5ee6b46586b89e4577ce84e2b058105472158c
PDF
Publication pageccdae967c72ac980a3636b5411236edb6751131bc434d01c6d72dea8c789e326
Manifest319b58b599e3559c1bfaaf03f546389363e0da88bf990a79ec544b29fb580fea

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
SignatureEjWbhUOaaaP13N+y/Gz4hbf33I1P2sfHgs82CGCiSo3d231cWS5pngtqJVwI8eoJumApIkSzHKtdDaeSCIryBQ==
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

2026-09-17T09:51:51.630945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086963
observed ccdae967c72ac980a3636b5411236edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.613488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086963/manifest.json
observed 319b58b599e3559c1bfaaf03f5463893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.596982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086963/publication.md
observed 149be4c26085be93225876a29a5ee6b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:51.579062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086963/publication.txt
observed 8efbbc0c36d92c5d58a57ff2a91c9cec...
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.