OpenTechnical

OT-2026-000030140

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000030140) never changes.

Identity and time

Publication numberOT-2026-000030140 · never reused
Internal UUID01a0ae73-e4ff-7402-8c9e-3fa29d22feec · 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-2026-000030140
StatusPUBLIC

Content hashes

Canonical text9fd791475b8fbf5dea65919159d2c8b1135e7bac6ed8880cc3e865e51b0108ed
Markdown9930ec833270fdd3d95936b81b331815841b8f8c156472200b666525f54200d3
PDF
Publication page2e0feb75548e0866d221c95101e75e73ba2ffd1b10699a47c2991e594d4f48ad
Manifest7a20a68989e66a16c4a1a20c1b34cd1c07eca857ac04da0f854d5c955477edfb

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
Signature44leMCp7gNnq052qQ3LdiDsqPAPzzwsInNeB53M97D8zN/GUfIjpvuFCAYkQQbozx2UekZ1IXMWLrRJ583jnCw==
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

2026-09-17T11:40:22.955044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140
observed 2e0feb75548e0866d221c95101e75e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.937712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/manifest.json
observed 7a20a68989e66a16c4a1a20c1b34cd1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.920159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/publication.md
observed 9930ec833270fdd3d95936b81b331815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.903543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/publication.txt
observed 9fd791475b8fbf5dea65919159d2c8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.947463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140
observed 2e0feb75548e0866d221c95101e75e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.930258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/manifest.json
observed 7a20a68989e66a16c4a1a20c1b34cd1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.912743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/publication.md
observed 9930ec833270fdd3d95936b81b331815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.895098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030140/publication.txt
observed 9fd791475b8fbf5dea65919159d2c8b1...
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.