OpenTechnical

OT-2026-000038134

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000038134) never changes.

Identity and time

Publication numberOT-2026-000038134 · never reused
Internal UUID01a0ae77-f88b-77eb-9c43-836b8848b1aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038134
StatusPUBLIC

Content hashes

Canonical text59da20e1b2cbe082700db7758a8eb5dbc90370af3323c3dd9c8d69b3d645973a
Markdownd28b7715d47a5f77d2c4a3ba5e41261973dbb25b3f29a460218d5c212adc98a5
PDF
Publication page67b207bfa84edc6c3037a155e099d0e95ae3ddd0f1c2fe1febf6e764d9bdf3e4
Manifestd7a933aca8766f67dbd8522d5af8b73e06603e4893bd8f6e019d86bf36681486

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
Signature5rgd83UhOjw6dKjS9iiMiQZwHTTk0mvVUuL2HqBXjTSP+7Ss6cFrjpJxVd73o4kAfk6HT3gaA+M0MtyAE9mRAw==
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

2026-09-17T11:23:28.747836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038134
observed 67b207bfa84edc6c3037a155e099d0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.731189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038134/manifest.json
observed d7a933aca8766f67dbd8522d5af8b73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.712250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038134/publication.md
observed d28b7715d47a5f77d2c4a3ba5e412619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.695301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038134/publication.txt
observed 59da20e1b2cbe082700db7758a8eb5db...
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.