OpenTechnical

OT-2026-000035850

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000035850) never changes.

Identity and time

Publication numberOT-2026-000035850 · never reused
Internal UUID01a0ae76-b4c9-74e1-b125-fad4583f67d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035850
StatusPUBLIC

Content hashes

Canonical text013e21a1b09351dc38d8c22c7141ed68b6ca55b787d2d46a0a3bcf08a1306cbf
Markdown4e0af8d6ea5a429cccc37a9e76d4e6b7a778b0287bb4e1d338f6f56acebdbfb9
PDF
Publication page28890f3953d8b7faf35078cf3f82a0a60855e0e8f3af4a7b644801c31119a20d
Manifest87704743f26fcf1dd8b9938cd5ebea358709776679e03105da5d40c636178df5

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
SignaturejsO//7WANBrGavKQ67hiIaN+//0qzOJxmBi507PMoiNhgK2SvPqP8u80ypK2DhoNl9lptV+6pzzF4LGYKZroDQ==
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

2026-09-17T11:27:34.729230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035850
observed 28890f3953d8b7faf35078cf3f82a0a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.703029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035850/manifest.json
observed 87704743f26fcf1dd8b9938cd5ebea35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.625377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035850/publication.md
observed 4e0af8d6ea5a429cccc37a9e76d4e6b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.602981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035850/publication.txt
observed 013e21a1b09351dc38d8c22c7141ed68...
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.