OpenTechnical

OT-2026-000094537

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000094537) never changes.

Identity and time

Publication numberOT-2026-000094537 · never reused
Internal UUID01a0ae9e-f4e9-7836-baec-dddce32c6020 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094537
StatusPUBLIC

Content hashes

Canonical text8f3e6bd8e11e22377524d2f25d08de5f6377e9064bce990feaff7c7e777e6d32
Markdownb8c4d19aece2991270b36e107e5dac6f95b8eb925da8626453e3d2a14bdc81ae
PDF
Publication pagec47bb546397c3309d3aa66dc87a4e50bcf601d8714aeb114a23e8b53710c5d46
Manifeste6f12b09fb2dcbfbcc39aa6e3f694e61b0e31249380c80bee24531f86826b541

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
SignatureTgmBi5kcRopNE8nEtfy5luHujmxEp1E29Wc7yqW7YybjmgpKEoBV3rv50MOP6El3Stc7Op42inZjbOtV5qYcAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:58.887544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094537
observed c47bb546397c3309d3aa66dc87a4e50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.869576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094537/manifest.json
observed e6f12b09fb2dcbfbcc39aa6e3f694e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.850686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094537/publication.md
observed b8c4d19aece2991270b36e107e5dac6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.828215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094537/publication.txt
observed 8f3e6bd8e11e22377524d2f25d08de5f...
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.