OpenTechnical

OT-2026-000019711

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off 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-2026-000019711) never changes.

Identity and time

Publication numberOT-2026-000019711 · never reused
Internal UUID01a0ae6f-1fb4-745d-9ef0-20d8d01bb836 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019711
StatusPUBLIC

Content hashes

Canonical text4a241a38e0979415485ad5f00e1fe8677a9df8dde346303665f84a32b0e5aebd
Markdowne6633b4a70252d4a764d75a6df6a6c7076153b7d333e53be7771d07da509435c
PDF
Publication page5178b830846d9e45cbf06a05c964f80054bb9c853ac797cc8a79371199babbcb
Manifestd61330694cff13ac6748c6e5d098c2a02f9aca13f20003f3ecd71a96f766d930

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
Signaturek1ybs75WBwC5i9J2h1sIpJV/z7CzGdAKV+oA+1el63ZE5hxdJ6VxjBYnwuj4a4xJKlbcGpgvSeyilfYc+JMzCg==
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

2026-09-17T11:57:47.834553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019711
observed 5178b830846d9e45cbf06a05c964f800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:47.814817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019711/manifest.json
observed d61330694cff13ac6748c6e5d098c2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:47.796458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019711/publication.md
observed e6633b4a70252d4a764d75a6df6a6c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:47.777450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019711/publication.txt
observed 4a241a38e0979415485ad5f00e1fe867...
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.