OpenTechnical

OT-2026-000072616

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000072616) never changes.

Identity and time

Publication numberOT-2026-000072616 · never reused
Internal UUID01a0ae92-89d9-7960-bf6a-1e9ddfd532fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072616
StatusPUBLIC

Content hashes

Canonical textf9955dd06cae692f319e47d38f5dbdab540a0f7cba6324a56a7e7d4cb1f89a12
Markdown02e86a77e4c1287925869994592a9d1b2bda7684dab96c17b0cc5bd93fc64c53
PDF
Publication page01733d0d9bc7ec2d01a77b57a8a3a869d46409a9711e4ddc2e1094397d7b567a
Manifest299fc55ddfd546636abbb0d81a657d33f2abfc52e67c8f587ccf3181152e62e9

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
SignaturemuwPgkpragZOmtnEcSMAwAimNHsk1lzJpbxwZEWFyBljONVCi+peZlzx+Zeb9iuQ2nukna1T5MNgLjiwBidQCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:28.133964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072616
observed 01733d0d9bc7ec2d01a77b57a8a3a869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.118533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072616/manifest.json
observed 299fc55ddfd546636abbb0d81a657d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.101880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072616/publication.md
observed 02e86a77e4c1287925869994592a9d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.086146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072616/publication.txt
observed f9955dd06cae692f319e47d38f5dbdab...
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.