OpenTechnical

OT-2026-000023248

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000023248) never changes.

Identity and time

Publication numberOT-2026-000023248 · never reused
Internal UUID01a0ae70-7267-74f7-ad89-eda07040bee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023248
StatusPUBLIC

Content hashes

Canonical text425c8049115f34aed1191746a9f0d191b39ffb84067cb936866695b6911317cf
Markdown312af779c452e5510321d8d54a25b148b8197688aeca61729ff07311f2cbd41d
PDF
Publication pagef721c4dc714f0275390fdebf80b530a73582a500c14aa6122052c056954abd01
Manifest4a455322feb5d3c5076a9653ed474c138c5b3b4a7759fd10a5589a8cde81d02a

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
SignatureAO/eoOqvPrcGu5i0IocIOdtvpiD+uZ0doCUW8BTd3C/kZPaSMNNdGOP7LEjbyoZu9LXhznea3YzLXE+9p6WvDg==
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

2026-09-17T11:51:18.880936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023248
observed f721c4dc714f0275390fdebf80b530a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.863412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023248/manifest.json
observed 4a455322feb5d3c5076a9653ed474c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.841983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023248/publication.md
observed 312af779c452e5510321d8d54a25b148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.814032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023248/publication.txt
observed 425c8049115f34aed1191746a9f0d191...
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.