OpenTechnical

OT-2026-000037915

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line 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-2026-000037915) never changes.

Identity and time

Publication numberOT-2026-000037915 · never reused
Internal UUID01a0ae77-f88a-7204-a7b6-a89ddafd5b83 · 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-2026-000037915
StatusPUBLIC

Content hashes

Canonical text0dceeb24727170501eba923d695971f249f5ef6afd4f8f3179e6a8ec67917ca5
Markdownb15da3ee8cfce3c9191d1ee1a575f6d19e0313e61cffd109dfd2f9df131d8782
PDF
Publication page8bd19c7168447cc6a21f1244592097288e423f95c1c72b840d4ae6cc55cdc01d
Manifest2546d51b4a28c8b1b3cb97001f81d67317263972e463660c8be26fb3bb7c2867

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
SignaturedwfpXhVJFMv6CmNN+3h/icmb95mmNFZNiM3HLAzdF6o4NX5Y4U6tBvquxix0zqbRO4FQbizPO8MKLASvtAtbAg==
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

2026-09-17T11:23:11.340847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037915
observed 8bd19c7168447cc6a21f124459209728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.322345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037915/manifest.json
observed 2546d51b4a28c8b1b3cb97001f81d673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.303270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037915/publication.md
observed b15da3ee8cfce3c9191d1ee1a575f6d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.286137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037915/publication.txt
observed 0dceeb24727170501eba923d695971f2...
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.