OpenTechnical

OT-2026-000099588

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099588) never changes.

Identity and time

Publication numberOT-2026-000099588 · never reused
Internal UUID01a0aea2-c975-76ff-aa22-94d524b425cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099588
StatusPUBLIC

Content hashes

Canonical text3ae0c931b0d1a81ba68279f3dcf1472c2dd4aa780980bbf042f917cb7fbe612e
Markdown14a0797beb7d7f8203f3461827672a7f7739c6b1a6673da09044120fdb14db8b
PDF
Publication page4d0ab488dd712925da997b89df6b2efc8f0cd9874b144c1c68d461ae6f2d4d0a
Manifest664eb3744972ef0081d4f1e41f9b18524c0a335594f787a248563a46a0c5870e

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
SignatureVisgTggK/w1VX3KZjHfyyUa/woOJKwYaRbeQXOa/A/C+hZKX6OYOV+jK6CclSL3x5DJKJ+I+YW9us7aMZP94BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:30.681747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099588
observed 4d0ab488dd712925da997b89df6b2efc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.663668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099588/manifest.json
observed 664eb3744972ef0081d4f1e41f9b1852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.646648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099588/publication.md
observed 14a0797beb7d7f8203f3461827672a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.627487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099588/publication.txt
observed 3ae0c931b0d1a81ba68279f3dcf1472c...
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.