OpenTechnical

OT-2026-000099410

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000099410) never changes.

Identity and time

Publication numberOT-2026-000099410 · never reused
Internal UUID01a0aea2-c973-7782-b8c0-7484189bdd66 · 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-2026-000099410
StatusPUBLIC

Content hashes

Canonical text1e990381af734a311e9d3f562d248cbbc085a4b6527ec70eb23a7ea9f88b761e
Markdown9d89fd38ccf5e8bfa706a11a2f7a8a3184449712f10b7f49bd8fc050d3eb7260
PDF
Publication page386e395eeb5a319503efaf195704add310888b8ddd2496cd54077bd4f48d289a
Manifestd3be6cc08d230619d62886e27c2db877375448d9fbfcc6b3e2f4035852ff80b2

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
SignatureDKokZ6Taep3impD3/8XdUGuCWE0m1lWaDjY2xYpybC6qFHN/F6l4fguoZLqljcSG08Yi9Iry37YHhZFbbG3JCA==
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

2026-09-17T09:29:10.688576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099410
observed 386e395eeb5a319503efaf195704add3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.670119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099410/manifest.json
observed d3be6cc08d230619d62886e27c2db877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.652095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099410/publication.md
observed 9d89fd38ccf5e8bfa706a11a2f7a8a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.635957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099410/publication.txt
observed 1e990381af734a311e9d3f562d248cbb...
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.