OpenTechnical

OT-2026-000026301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000026301) never changes.

Identity and time

Publication numberOT-2026-000026301 · never reused
Internal UUID01a0ae71-f4a6-74ef-962e-bc15a33538df · 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-2026-000026301
StatusPUBLIC

Content hashes

Canonical text9709e998f9bc982288bfefc4e89b591adf8970a84a9676722e2ff70faae2f244
Markdown10ca1d3828d11ed3fff2477bf5827270aa405ece370b3a115a4bb777d0d6998b
PDF
Publication page21d2c44a21ee609dca50648d9df2e320ac373065de8ce3407cb0cc62d7871c49
Manifestbd59fdf17bea08acba6d3a5a9a85ab4276c5ec29b58b46bd0e097768d1fb2b62

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
Signature26SWVEzl5eddp8Vec1xY3yMsUN4/tzPmQjzaCLpvOkwPqUowPDKkReezqoSqEQ2j+vYmEQJNVw0xfn+uu7E8CQ==
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

2026-09-17T11:44:15.135190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026301
observed 21d2c44a21ee609dca50648d9df2e320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.113443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026301/manifest.json
observed bd59fdf17bea08acba6d3a5a9a85ab42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.091445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026301/publication.md
observed 10ca1d3828d11ed3fff2477bf5827270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.075397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026301/publication.txt
observed 9709e998f9bc982288bfefc4e89b591a...
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.