OpenTechnical

OT-2026-000032111

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000032111) never changes.

Identity and time

Publication numberOT-2026-000032111 · never reused
Internal UUID01a0ae74-f7a4-7fd4-b862-4f8315d4ce81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032111
StatusPUBLIC

Content hashes

Canonical texta7c76604a338f01c8744353816e974a7c51703ff5dfdb3f39273c55adb22c380
Markdown3f2edfd7197d8c846fbb6ee7d4712052e05865c12f4ea650045aaf081dd298ff
PDF
Publication page4d6caa7361943c92b85b9505a125fb60ed31fe80af7de070df216ce10141a36a
Manifest38d25c49457d275ae932e5bc6d140010153292ccee8bd5c80238c1885fc694d4

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
Signaturep7bGJslgu/04Xf3ifXR2FCrWnoZkXyOEV7jociVymCNbQCvop7x72fu9alFWMDT+8FgJkAbk1yo+CNjmEemeCQ==
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

2026-09-17T11:34:25.490875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032111
observed 4d6caa7361943c92b85b9505a125fb60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.475429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032111/manifest.json
observed 38d25c49457d275ae932e5bc6d140010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.458333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032111/publication.md
observed 3f2edfd7197d8c846fbb6ee7d4712052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:25.441044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032111/publication.txt
observed a7c76604a338f01c8744353816e974a7...
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.