OpenTechnical

OT-2026-000056789

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000056789) never changes.

Identity and time

Publication numberOT-2026-000056789 · never reused
Internal UUID01a0ae87-7af7-70c9-8bff-58049430b348 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056789
StatusPUBLIC

Content hashes

Canonical textafcba005c6b746feb1210b2b0028aea78c50ea92fcb591be6f7924369280e978
Markdownc88545a4dc49243b80b4b3dcb9394bc6b91cc911992e6887810b2b69bf38534d
PDF
Publication page88783c0d88df1944b66e41cc45c7cecc1f5c915463c87a597e543f695656f5a3
Manifestf56d06df6ae73322d6df92149ce1b6a95fc5801f1e1f139a8c7319f7b050646b

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
Signatureh67m0BIsNnvFEf8NGTD8TrU26MSvCY0KeEIvdYcW3w3ZCevuK3g4t2soEk1dhbLIjjqewWi/N3az+FK8OSToAg==
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

2026-09-17T10:50:16.153136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056789
observed 88783c0d88df1944b66e41cc45c7cecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.133277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056789/manifest.json
observed f56d06df6ae73322d6df92149ce1b6a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.113479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056789/publication.md
observed c88545a4dc49243b80b4b3dcb9394bc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.093265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056789/publication.txt
observed afcba005c6b746feb1210b2b0028aea7...
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.