OpenTechnical

OT-2026-000088405

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000088405) never changes.

Identity and time

Publication numberOT-2026-000088405 · never reused
Internal UUID01a0ae9b-5d27-7c9d-ad95-8e6ad6c1468f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088405
StatusPUBLIC

Content hashes

Canonical text5af763c75da0f26b14ec8418689413400abdb21ac11039ae07ca4d20bf86e456
Markdown0bf6aa19c84c5b109c5b72bac06e61689eff59f8f48bc2fc94f830a27e8fa86c
PDF
Publication page3b881ed6614542a6203425bba168613cf5c9ab81182960bd60460d249c6c0d88
Manifest69a000039ddd9b0934c95a814c4d85b2ede54d433eb37abf2fa7b982a76bf5f5

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
SignatureDbP5Q4xHD89Z8nd147HVnOkJq8nbgYBevN8J3aiUW9SNeOu+x0uGEEI8v8ihcmKCSQ5dCQghnSw9+ZuUx9ZaBg==
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

2026-09-17T09:48:46.079724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088405
observed 3b881ed6614542a6203425bba168613c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:46.061439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088405/manifest.json
observed 69a000039ddd9b0934c95a814c4d85b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:46.042689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088405/publication.md
observed 0bf6aa19c84c5b109c5b72bac06e6168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:46.024138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088405/publication.txt
observed 5af763c75da0f26b14ec841868941340...
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.