OpenTechnical

OT-2026-000062706

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000062706) never changes.

Identity and time

Publication numberOT-2026-000062706 · never reused
Internal UUID01a0ae8c-6388-7cc9-909b-dd0bebf15df2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062706
StatusPUBLIC

Content hashes

Canonical texta5f9531605ac405555a47f5d8c6c941abaa313d0467e10b12fa35150b86be56e
Markdownec15199eb8b1a34177609c0d0eea78e6f926ee7a9690c0bdddf96567d7e7e40b
PDF
Publication page8932f5fd421b20219f307cd0168094bbaf2f8738f50d4c005879edd26cf77baa
Manifestf504c8e7615ebb4d4a9857a9b816e0d40340517dbff9d054a4bdd4509139937a

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
SignaturelQeZOEnTF3idAf6ThlWUF7hd5O99haoj3Wm536/HbRbZdOg6Ie539gIcJ7o8wqADdEnXJ5uxVb51ONprM42qAQ==
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

2026-09-17T10:39:16.275145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062706
observed 8932f5fd421b20219f307cd0168094bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.255538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062706/manifest.json
observed f504c8e7615ebb4d4a9857a9b816e0d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.237030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062706/publication.md
observed ec15199eb8b1a34177609c0d0eea78e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:16.217468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062706/publication.txt
observed a5f9531605ac405555a47f5d8c6c941a...
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.