OpenTechnical

OT-2026-000099194

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000099194) never changes.

Identity and time

Publication numberOT-2026-000099194 · never reused
Internal UUID01a0aea2-8288-7b3f-81b2-f9aab66c9a14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099194
StatusPUBLIC

Content hashes

Canonical textcc609fb94d3027c0573608c26fe55cb6d315a35a9240472fc1bc909b174e8921
Markdownda04dd470aaa46bd15cbb4a5e8ee567d05bd03e767fdf88955bc105d29407fbe
PDF
Publication page5d89156f9243515d4f859cdf0c39346ae3d6166cb3338415fd35225d14f7cb18
Manifestf43b1e5e4948cf8e2956379b638980fef72fda33553a48f451b4e191e48ca5dc

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
SignatureZCnPW2W/6f7lPXAptPZuAGzJiROWFQoqKz7HKyqMWbVLAUELuhRQGtVT0dNpIcn99daI5l7cvroGcbgpXeUCAQ==
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

2026-09-17T09:30:35.070382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099194
observed 5d89156f9243515d4f859cdf0c39346a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.050887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099194/manifest.json
observed f43b1e5e4948cf8e2956379b638980fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.031078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099194/publication.md
observed da04dd470aaa46bd15cbb4a5e8ee567d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.012269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099194/publication.txt
observed cc609fb94d3027c0573608c26fe55cb6...
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.