OpenTechnical

OT-2026-000103062

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103062) never changes.

Identity and time

Publication numberOT-2026-000103062 · never reused
Internal UUID01a0aea4-be3d-71e7-9e9d-26394ff23e7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103062
StatusPUBLIC

Content hashes

Canonical text244747d8ae054fc253cf3726ab191c4490fc05f836a5257e30e943efd7e4880a
Markdown8b423552dc3b3bfc4bccf5834b91ed0ff9cd7ad7a83fefe9c011b2012c57cd07
PDF
Publication page290d7e2a2fe5c2434226787e914c4d451d8e672fc752951eb3f9e27fc2f69e39
Manifest79d1e99ffc875024264350a8c408f36d28d08c8c968e600e5aedf09244008b68

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
SignaturefHRErP27TvVLb+b6Ifs4uNbTjzFkUalV0jI7kdlmFn0d1lb7tNLov4RB3EINHDe6NaMwjjw+P5QdANUJRFvoAA==
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

2026-09-17T09:23:11.270523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103062
observed 290d7e2a2fe5c2434226787e914c4d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.252319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103062/manifest.json
observed 79d1e99ffc875024264350a8c408f36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.235604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103062/publication.md
observed 8b423552dc3b3bfc4bccf5834b91ed0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.218858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103062/publication.txt
observed 244747d8ae054fc253cf3726ab191c44...
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.