OpenTechnical

OT-2026-000094915

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094915) never changes.

Identity and time

Publication numberOT-2026-000094915 · never reused
Internal UUID01a0ae9f-2dee-7cc5-b41d-e49d69829bdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094915
StatusPUBLIC

Content hashes

Canonical text92b43f35f1fd1c13416b970e5b80484d8dddc1940a90c6f00e925853e0b7e60d
Markdowna3796af7179692deb7aab7c5cf2c69361003dffc4352471b0599e66e5dbbd51d
PDF
Publication pageba262f14778d796e819c1be3b736b8684dde25b7f0a41798b45b50199d39701f
Manifestf1864e8499b5f86ab53c01b5ef195f2e4802675ff6fb63c989deb9fa25b5e26a

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
SignatureSVxOoEWbvbuTmTMb8OnCG5kXgUsMtCZhplM7VAfLPBqbnFR9gNy7NhW26RX8NWHebrU8OmVeJzsm1ZjvVHj/Ag==
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

2026-09-17T09:37:26.535500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094915
observed ba262f14778d796e819c1be3b736b868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.518163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094915/manifest.json
observed f1864e8499b5f86ab53c01b5ef195f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.501384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094915/publication.md
observed a3796af7179692deb7aab7c5cf2c6936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:26.482897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094915/publication.txt
observed 92b43f35f1fd1c13416b970e5b80484d...
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.