OpenTechnical

OT-2026-000086803

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000086803) never changes.

Identity and time

Publication numberOT-2026-000086803 · never reused
Internal UUID01a0ae9a-80a4-7c98-ab62-f916cb6fdc8c · 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-2026-000086803
StatusPUBLIC

Content hashes

Canonical texta114bed19990898455564d88991b600665511560393a364205faa92a53bed4ca
Markdownaa58b0ba03d26280166c2e75a814b2b0f89d09de129477747f57eb1d774e76db
PDF
Publication page330ec324ce1bf26cad9e7002ee6c4ba9ee1d87345904ab8ee24f9aa5938aee6e
Manifest67536fa7c0a90498bcb65e14b4a546ccb2969207b22216cdbc59c654bd5429aa

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
Signaturem0ZmPUFufooIlrh0lbrV9YsmSQWuFLHRfCzehTmMV6yfQUcW4jzlpkV+i2ugu4xIojhCNmsxW/Zimlan2ypJDw==
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

2026-09-17T09:51:37.112112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086803
observed 330ec324ce1bf26cad9e7002ee6c4ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.094098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086803/manifest.json
observed 67536fa7c0a90498bcb65e14b4a546cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.074958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086803/publication.md
observed aa58b0ba03d26280166c2e75a814b2b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.056144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086803/publication.txt
observed a114bed19990898455564d88991b6006...
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.