OpenTechnical

OT-2026-000093618

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000093618) never changes.

Identity and time

Publication numberOT-2026-000093618 · never reused
Internal UUID01a0ae9e-508b-7f1d-b639-303411e6025c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093618
StatusPUBLIC

Content hashes

Canonical text8455bd6b611d624cd4fe40a01e10b1c110cc2b96c8ab19f448a4459ac0cef6a4
Markdown927e5987230d28289835b958106bfcccec3ce86ee29c61c67deb235c413758f0
PDF
Publication pagef8376598a5796fa727288b41fd3868059147b585128eefde2a6cf61709987468
Manifest6788252dc7f301a3c62c4ec673f0f10aec1a739b06fba30f5726016f3d24d32e

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
SignatureOxNaBEmaFJBHCIdSrkGLZvzi0lf2Q3jSYu1/+66fv9v9NdNiLw+s+fQRFptBYkSDmL9XVxTMRYEKOeuoxPy4Ag==
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

2026-09-17T09:39:40.021558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093618
observed f8376598a5796fa727288b41fd386805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:40.004680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093618/manifest.json
observed 6788252dc7f301a3c62c4ec673f0f10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.986067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093618/publication.md
observed 927e5987230d28289835b958106bfccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.967907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093618/publication.txt
observed 8455bd6b611d624cd4fe40a01e10b1c1...
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.