OpenTechnical

OT-2026-000036632

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000036632) never changes.

Identity and time

Publication numberOT-2026-000036632 · never reused
Internal UUID01a0ae77-46e7-7c3b-acfa-ae41eb28cd4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036632
StatusPUBLIC

Content hashes

Canonical text7e28961296bfb1aaf5db1406fc49dd6b3e8c4760561b49bfb6ffa9e24b1ccf91
Markdownfbc14e57f866c60fd444c0b416fc8b7d2409409de8bdd742538003dad1f443cb
PDF
Publication page3296afb764d05baf5f299d9b52d18bae927e1300e1cbcfa45f62c9ee0e923993
Manifest455b1099366758d86f27b4ff969ece96ca4145b7dee3306132e97db2e59bdfcb

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
SignaturegBXZjKI4AJZ1wvTfqLQwu1iH1NXipSve8+71oz4foAc+mJ6TstFsYjM9DDE6xn4I3kvnq5CHUZS71Iq7xAO6BQ==
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

2026-09-17T11:25:58.613016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036632
observed 3296afb764d05baf5f299d9b52d18bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.596747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036632/manifest.json
observed 455b1099366758d86f27b4ff969ece96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.579268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036632/publication.md
observed fbc14e57f866c60fd444c0b416fc8b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.562445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036632/publication.txt
observed 7e28961296bfb1aaf5db1406fc49dd6b...
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.