OpenTechnical

OT-2026-000064952

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000064952) never changes.

Identity and time

Publication numberOT-2026-000064952 · never reused
Internal UUID01a0ae8d-debe-7ee7-86ca-f2899e5b95a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064952
StatusPUBLIC

Content hashes

Canonical text1b3b7bbb29b971ba7d64559b11300b456b31e8598b40a9ba7bed0d03cf863958
Markdown9bc5c7ffe4089d58745ee0fde61d4684959304982cc82ea8e9d38c3b78fe573f
PDF
Publication pagea4fbc51a1d895465cc47e3a369957ffef6dceeaea63a133c1d77275a8bc20b94
Manifest51170c0500b954fb75d0c3bbb4ae7e122832e8289920d79eb336705df53c6df1

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
Signature173eRl5iMjnHPE3lSeRQajX5tUVbob3XNoQO+le6tVOlkza3Jo7YVh1mLMWBp4+IKVog3r6xdD/a+QLhfBcTAw==
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

2026-09-17T10:35:53.624788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064952
observed a4fbc51a1d895465cc47e3a369957ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.605050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064952/manifest.json
observed 51170c0500b954fb75d0c3bbb4ae7e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.585116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064952/publication.md
observed 9bc5c7ffe4089d58745ee0fde61d4684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.568081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064952/publication.txt
observed 1b3b7bbb29b971ba7d64559b11300b45...
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.