OpenTechnical

OT-2026-000023062

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000023062) never changes.

Identity and time

Publication numberOT-2026-000023062 · never reused
Internal UUID01a0ae70-46ec-728d-9fbf-01a4daae06d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023062
StatusPUBLIC

Content hashes

Canonical textc00d5ea7745a58d1df1c51e2f72b6ec2700fb2145f8064848056d437009be2de
Markdownb93a68928e40ae305e098496c5d9b734ee7749660a4439d9c2dff5af74516e57
PDF
Publication page9c40f9df8f20d4c30a424910ac8c081aaa2882fca7f7612ff27506092b075620
Manifest51d38ec6ca48ca4ff17a92b2888b7c04810cd44b6b1b6246c67f485627fee058

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
Signature4GFV14iqDTSwYUmrJRmqhR7Z9L+fVOxzA5mhxSh5Ftfcerfk8yLQHJN8VDSzOq4IICr655Bp9P5IINVLJ5ZNBA==
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

2026-09-17T11:52:40.315241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023062
observed 9c40f9df8f20d4c30a424910ac8c081a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.296068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023062/manifest.json
observed 51d38ec6ca48ca4ff17a92b2888b7c04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.277048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023062/publication.md
observed b93a68928e40ae305e098496c5d9b734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.258517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023062/publication.txt
observed c00d5ea7745a58d1df1c51e2f72b6ec2...
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.