OpenTechnical

OT-2026-000039938

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039938) never changes.

Identity and time

Publication numberOT-2026-000039938 · never reused
Internal UUID01a0ae78-d8d7-7c58-b95f-9f988aaa4587 · 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-2026-000039938
StatusPUBLIC

Content hashes

Canonical text1dd36db2b15ab987d4b3c0855a59fbe4ac39b9fc07a75687a5549fc6d28c7fd4
Markdown2aca032e78686e3a6b323aa298bfb0d4dff89059013ff307109ce0f9851a380e
PDF
Publication page6f71131b1d246c5d0c6bb832afd94735f9a32bbe4d013e0a7ddd38bacc3a8404
Manifest36534e6c9346b2e07dfbe9a3e1b6bc656b8ff0c7748ba0c590e6891398d40794

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
Signature4q1zbs0JvOhl89xITRuOfJDBS3j2XHSd7e46hLIiBFT6mUFKq2tuQ1C0d7lsx81ReqY0qEXdwG1xY1aaZpbcDA==
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

2026-09-17T11:20:14.397358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039938
observed 6f71131b1d246c5d0c6bb832afd94735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.379792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039938/manifest.json
observed 36534e6c9346b2e07dfbe9a3e1b6bc65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.364309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039938/publication.md
observed 2aca032e78686e3a6b323aa298bfb0d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.344344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039938/publication.txt
observed 1dd36db2b15ab987d4b3c0855a59fbe4...
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.