OpenTechnical

OT-2026-000063091

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000063091) never changes.

Identity and time

Publication numberOT-2026-000063091 · never reused
Internal UUID01a0ae8c-94aa-79f7-aecc-99751b9ef6d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063091
StatusPUBLIC

Content hashes

Canonical textd4a55452acf8ba9232efeb54d6a61be597f93ec4048a61417ae4627efdd125b1
Markdown72e8b3557a4961f1612215e2fd5b4e5c654594042c461b0d6d68ee815e3bde5c
PDF
Publication pageeba59a001c9927f4da92a1a7eb796b2139df2185b25c416d79ea11e191f04166
Manifest872f8c89e63e331ce44ee900592275abe60233aa2a5d5cbd03384d615d853cd1

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
SignaturexV+Dixu4dtpdDL2wvC12xF1hWBaJgJMtNt16r8HGddu7zmPqp1l2dkLLPmWdOnu5vTx6POz125q+CspGWp6iBw==
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

2026-09-17T10:38:51.807739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063091
observed eba59a001c9927f4da92a1a7eb796b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.790174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063091/manifest.json
observed 872f8c89e63e331ce44ee900592275ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.771858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063091/publication.md
observed 72e8b3557a4961f1612215e2fd5b4e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.754684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063091/publication.txt
observed d4a55452acf8ba9232efeb54d6a61be5...
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.