OpenTechnical

OT-2026-000082849

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained 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-2026-000082849) never changes.

Identity and time

Publication numberOT-2026-000082849 · never reused
Internal UUID01a0ae97-8cc9-786e-b151-c1976be559b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082849
StatusPUBLIC

Content hashes

Canonical text76b0ba18978f244ea4fe11874579c51db7cc14ead0a6c6c738c41cdef2cd3d3c
Markdowna609795bf1d0d62c3f63277b9dd46fbca0ee9693baefb079a45e1cce0f1e448f
PDF
Publication page678daa0e00c8033b80b64fed55c00ee229651d47808a0b41f1dd682def9ecd4a
Manifest803291cdb4280e3e2c9bc2efd3cf4f3b8ba1dde069b62e98e854f8b55b2d92c2

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
Signaturej4cSNrrH7Mw31HooyzpaoLcsyAMNl/6m+yFlhviXQVnuWfuAKLc8D6ITCFkIBLjitmWeah1MAlDRwABMQMhyCg==
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

2026-09-17T09:58:31.542416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082849
observed 678daa0e00c8033b80b64fed55c00ee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.524247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082849/manifest.json
observed 803291cdb4280e3e2c9bc2efd3cf4f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.505872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082849/publication.md
observed a609795bf1d0d62c3f63277b9dd46fbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.487913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082849/publication.txt
observed 76b0ba18978f244ea4fe11874579c51d...
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.