OpenTechnical

OT-2026-000060399

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000060399) never changes.

Identity and time

Publication numberOT-2026-000060399 · never reused
Internal UUID01a0ae8a-b7cb-7008-8aad-78340ca94ff7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060399
StatusPUBLIC

Content hashes

Canonical text29e5e046ae1c49326f357196704c80f590ecc72723e0fb5da6717fc01b4116a9
Markdown1592dbc4e7ee4b5ad5826365539525f965815430e2642d2ab37d787e458d52ab
PDF
Publication page23b4fb19a4b09c209d2176dca85596a5fce4429538a3d7d50202456c28a80c6f
Manifest5cd2c78305b228257bedf0691eedd109323f491626e4721450a8257579f6a453

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
SignatureAiMDqRcMVHAmLXPMnPHvraVH7E3XU/W8o2uOXN5aOSaSHOzRPisy/kIlWwbv66ABG1tpMaDwgPYah3RI52wDDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:52.086514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060399
observed 23b4fb19a4b09c209d2176dca85596a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.068729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060399/manifest.json
observed 5cd2c78305b228257bedf0691eedd109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.050672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060399/publication.md
observed 1592dbc4e7ee4b5ad5826365539525f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.033417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060399/publication.txt
observed 29e5e046ae1c49326f357196704c80f5...
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.