OpenTechnical

OT-2026-000032951

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000032951) never changes.

Identity and time

Publication numberOT-2026-000032951 · never reused
Internal UUID01a0ae75-4843-70ef-b4ae-89341295db98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032951
StatusPUBLIC

Content hashes

Canonical textd71c8812ee7b0dd35e4e9279f534e14ff7901f8bac7e379351c2de32a8dd4d9e
Markdown1b520a7cae668fe894a443db8a0dbcedbfc62333ca695035dd6199fbfd618cff
PDF
Publication pagefa9d07ad0766a1c4564b49fdc079cd833f3637eff7081bc857019800d364f501
Manifestb3a680021ce81dcce55e4ed9acc1f810dd7dc3e95e78f06ec49972bda69d1f16

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
SignatureaVrR0QMto7qkKsfqlB5/bXZj819PtoyjNP7BvpnkbR56gLHFDKHhzs0oxtGenx8Uf2mcUmThT9ywxh4EIBdTAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:33.316880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032951
observed fa9d07ad0766a1c4564b49fdc079cd83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.298513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032951/manifest.json
observed b3a680021ce81dcce55e4ed9acc1f810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.280421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032951/publication.md
observed 1b520a7cae668fe894a443db8a0dbced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.261237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032951/publication.txt
observed d71c8812ee7b0dd35e4e9279f534e14f...
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.