OpenTechnical

OT-2026-000057092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000057092) never changes.

Identity and time

Publication numberOT-2026-000057092 · never reused
Internal UUID01a0ae87-d5b8-7c57-800d-0ee40d60ba29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057092
StatusPUBLIC

Content hashes

Canonical texta5b0f3cd3889b39e57908602d9fdffab1dbf7375ff69d832e83c8de8c4198e69
Markdown1c8de7b5222486cd1f423d74add5e013f3ed5568d7edd16ec4ae7a50f9932e7a
PDF
Publication page92ccf13b7b84e6345898d4894757c0fac60fbb3af06e380ba269273d5019f269
Manifest5ca8c08e24e09dc7a69de56548d8f9619b178109c57d0c434f93f445215ae39a

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
SignatureWKgF1UocTyOfoG4YVvs0G0wv0a4tASJFffcpMkesc9uJAON5nLfJME6qm0Y+ra/eciclr2nQZNtpNdyAGFgwBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:40.552523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057092
observed 92ccf13b7b84e6345898d4894757c0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:40.534255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057092/manifest.json
observed 5ca8c08e24e09dc7a69de56548d8f961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:40.516023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057092/publication.md
observed 1c8de7b5222486cd1f423d74add5e013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:40.497752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057092/publication.txt
observed a5b0f3cd3889b39e57908602d9fdffab...
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.