OpenTechnical

OT-2026-000068947

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000068947) never changes.

Identity and time

Publication numberOT-2026-000068947 · never reused
Internal UUID01a0ae90-6dcd-7ccc-a5ff-4b068867d7d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068947
StatusPUBLIC

Content hashes

Canonical text077639e7c37e4c881b295b30d3cec2b2dbf42427144c4cfdcbd0fba1fa0494b3
Markdownae59ab030c8d1cf221ce7203127455ea16d1e214097435ac5261cc2980d6fdf4
PDF
Publication pagef04376e97b0b130fede5cd47cd8c6c40719c03875c43d6d635d1768b07589f3e
Manifest6edbd142bf67f0461fbe5326734391226aecfb29e6a2473e7b2bfd1ad5a1b015

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
SignatureVhRhjlMg8RGctYwJpo0daZJhB93XvRN9iWaHBBeKZ7yR1diBjdbOraaIVqqShURMDeO63toGrDP3tBoxPqhUDQ==
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

2026-09-17T10:28:46.980373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068947
observed f04376e97b0b130fede5cd47cd8c6c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.962470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068947/manifest.json
observed 6edbd142bf67f0461fbe532673439122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.945139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068947/publication.md
observed ae59ab030c8d1cf221ce7203127455ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.926044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068947/publication.txt
observed 077639e7c37e4c881b295b30d3cec2b2...
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.