OpenTechnical

OT-2026-000014791

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000014791) never changes.

Identity and time

Publication numberOT-2026-000014791 · never reused
Internal UUID01a0ae6d-d094-7768-b36b-1b2b81d4ed24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014791
StatusPUBLIC

Content hashes

Canonical text268c777be28dacfe9072751cbb4e459713d84232617248f906d0d6a813e958d3
Markdownb0f5fec04bb24f0b24d88c8d320275c1a1c3d31e243645353a806822fb7ae8d3
PDF
Publication pagecf8c683760eaa4c06ca1282135a1ac0d81ed6eca96a22a82d5cb5949fa256e71
Manifestcfd081970ed3ab0d98c7c46c38f29251b20f5a5e8f825c872928c39cd158546d

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
SignatureAUazldXmGnOyUymMleh3C1wDiqzRGdVqzwNMJ8mE/4NsZXjgqKFIDP1IWaQ1VO08c01nw9+g1xiUsPyqL9NjCA==
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

2026-09-17T12:06:41.082081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014791
observed cf8c683760eaa4c06ca1282135a1ac0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.062431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014791/manifest.json
observed cfd081970ed3ab0d98c7c46c38f29251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.043836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014791/publication.md
observed b0f5fec04bb24f0b24d88c8d320275c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.025353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014791/publication.txt
observed 268c777be28dacfe9072751cbb4e4597...
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.