OpenTechnical

OT-2026-000026310

Publication integrity record

Three pad foam 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-2026-000026310) never changes.

Identity and time

Publication numberOT-2026-000026310 · never reused
Internal UUID01a0ae71-f4a6-7dbe-ba6c-4f4077d78034 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026310
StatusPUBLIC

Content hashes

Canonical text3826f0137241dec74164e537de5daee88e8e9dbe9768931b7c1171faea5f7682
Markdownc888842f144ca0fa8c982a2a8e79196c5b4b13da6317f146312994f0fcc44e0f
PDF
Publication pageb85d0924cf49399de5e1ae31f90a1e4746610f7ae2e81dd981a85989701feb81
Manifestaae7920e7508ea59ebbb517367ed3c6ef9841840c5b554f1a2b58d88c3e8b87f

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
Signatureh3LLo2Mp5SfwS7o3nIE0uQC/Sjm8bkOvkneKy+ojZt5oq/+UGIYvIuD5XOXPQgxpirdcVH3oYDgnus3yXd75BQ==
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

2026-09-17T11:44:15.787441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026310
observed b85d0924cf49399de5e1ae31f90a1e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.771606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026310/manifest.json
observed aae7920e7508ea59ebbb517367ed3c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.747844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026310/publication.md
observed c888842f144ca0fa8c982a2a8e79196c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.731475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026310/publication.txt
observed 3826f0137241dec74164e537de5daee8...
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.