OpenTechnical

OT-2026-000086933

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained blow-off before 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-2026-000086933) never changes.

Identity and time

Publication numberOT-2026-000086933 · never reused
Internal UUID01a0ae9a-80a5-7c46-a7c0-c6417b5ae445 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086933
StatusPUBLIC

Content hashes

Canonical text0dcd52e53cb0616b566c14002d41ae7cb8fec8b228facf35f4aa1cea8f3daed8
Markdowna617a28c7a3e73ec01cad4bb59a2a56e31f6fe37f9e1b646c6302a255ae62549
PDF
Publication page8e9d9315af85850b1fa53b3c80987c839390f0b91f5ccd0bb26a5a4e421abab4
Manifest6f27b79aa636f141180345c11e88ca7eb6c439833fa1d710dd5337a22dc2184d

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
SignatureegaGggv4y614usa1XQl296Fw1RmS7dClMzOXokAxZO+gskzGuFKO9oo31M2ATNNiV5I5PRC3q2wl0zakNDF6CA==
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

2026-09-17T09:51:47.513121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086933
observed 8e9d9315af85850b1fa53b3c80987c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.491718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086933/manifest.json
observed 6f27b79aa636f141180345c11e88ca7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.474316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086933/publication.md
observed a617a28c7a3e73ec01cad4bb59a2a56e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:47.457725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086933/publication.txt
observed 0dcd52e53cb0616b566c14002d41ae7c...
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.