OpenTechnical

OT-2026-000044052

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000044052) never changes.

Identity and time

Publication numberOT-2026-000044052 · never reused
Internal UUID01a0ae7b-d679-7f2f-97cb-7eb14fdc6485 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044052
StatusPUBLIC

Content hashes

Canonical texta3809a32382801bc2cdd00b8d48a7e42180b515203229ee067af48ddf7dd5268
Markdownae0b3967aa7e0d07ec4c52420661817bf84241d6f9206ca73bfe44aa6d86f5f8
PDF
Publication pageaf648d16c055c16998a805b0f086e4e465e9f6103d7a5d1dfdc9623f96f73673
Manifest339d6ac162c2bf57f815fdebf227d2163350253b18dc6fd928e1bbe26bd82948

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
SignatureusrZlS3bf9upuWllpSZkcsybZ++a1E0nOD3W/oCYh7KEUAItETlD+3ai/mLbZCtz6uk5l0AfCgh+Ra6QmZ/uAg==
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

2026-09-17T11:12:26.796350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044052
observed af648d16c055c16998a805b0f086e4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.776453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044052/manifest.json
observed 339d6ac162c2bf57f815fdebf227d216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.758456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044052/publication.md
observed ae0b3967aa7e0d07ec4c52420661817b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.742905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044052/publication.txt
observed a3809a32382801bc2cdd00b8d48a7e42...
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.