OpenTechnical

OT-2026-000030147

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000030147) never changes.

Identity and time

Publication numberOT-2026-000030147 · never reused
Internal UUID01a0ae73-e4ff-7a0b-9510-c57b07dcab94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030147
StatusPUBLIC

Content hashes

Canonical text9e96b27fc4c51b1b825d64ab9cad1a4fd625aa25ef106a463adec8a6dd2d1b7c
Markdown03e0499d698d3b0eb7b2f92d9dd0a6cf93be8da9798cf25f49fe6adf77bc0232
PDF
Publication page84191eed0d63063de0370b772ab6c53cbbb2dc099193c308439a483d0b7307d4
Manifest96c85d04618cde6eec359252a7c28827c15f3ff5cc8e0626cf18802aaacb7274

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
Signature5Ti+4QdIaa5ynpuIKgtliyjUh2ULAITy1fWO0aOKXJi1z+TylXcK9JWfKu/b43cxQO+V8tbytkNL9gKpW5leCA==
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

2026-09-17T11:40:23.507833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147
observed 84191eed0d63063de0370b772ab6c53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:23.489569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/manifest.json
observed 96c85d04618cde6eec359252a7c28827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:23.470075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/publication.md
observed 03e0499d698d3b0eb7b2f92d9dd0a6cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:23.451730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/publication.txt
observed 9e96b27fc4c51b1b825d64ab9cad1a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:46.454209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147
observed 84191eed0d63063de0370b772ab6c53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:46.433712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/manifest.json
observed 96c85d04618cde6eec359252a7c28827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:46.410733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/publication.md
observed 03e0499d698d3b0eb7b2f92d9dd0a6cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:46.394776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030147/publication.txt
observed 9e96b27fc4c51b1b825d64ab9cad1a4f...
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.