OpenTechnical

OT-2026-000060879

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000060879) never changes.

Identity and time

Publication numberOT-2026-000060879 · never reused
Internal UUID01a0ae8b-12f1-75b4-adfe-1e46febbe6c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060879
StatusPUBLIC

Content hashes

Canonical textafe620aae4709ccc8fda7de6b62ea66d64696a4fa6ce46598cc2d2e8bb9a2d0e
Markdown1e54e8284ef65511be1eaf7b7c23aad3a23dd967a665e58181da5ff748e60d8c
PDF
Publication paged2a27479959513c68ce263eab82b70f92c5f04aa2cb928dc69146385f8254b69
Manifestbc0efe2be145107a6ddeecab576026b8a061f80e2057cf07869a8e1a69cfaa59

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
Signature7xD9gI/GEWCiI1Jl90b0izwAcZ5J4P+g0vnd94UlKWYEo/lJu/qMI30bUEJnFUmkilf6cW5a11BX3OXlRho+BA==
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

2026-09-17T10:41:36.697306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060879
observed d2a27479959513c68ce263eab82b70f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.676996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060879/manifest.json
observed bc0efe2be145107a6ddeecab576026b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.658054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060879/publication.md
observed 1e54e8284ef65511be1eaf7b7c23aad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:36.638975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060879/publication.txt
observed afe620aae4709ccc8fda7de6b62ea66d...
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.