OpenTechnical

OT-2026-000056271

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000056271) never changes.

Identity and time

Publication numberOT-2026-000056271 · never reused
Internal UUID01a0ae87-4bd1-7ce6-ac9b-b478e729a85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056271
StatusPUBLIC

Content hashes

Canonical text8b6b3cec52396e8709ef24815201e5f28d9283cb6f3d1a9aac322ea8476f704b
Markdownd92a77f1d5d0798a80cc1c22322b79973ec0a51bf90b6d9cb974c7aced489d50
PDF
Publication pagea0488fa3fb032bde36a30d428ba07af76027fdbfc4827f95479355cef5bbce20
Manifestac6636fde3b276b0ab99c38020f3803efa812a265d230624bf8db83b887abadf

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
SignatureALfifsYp/Nugzk3bdv6iA7Ut2O//WfW6Kv/QfRvD+HiAQbWwguqKD+M8GJrxxXNFuQFDwBsTcHG+fDEKUmU+Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:45.421831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056271
observed a0488fa3fb032bde36a30d428ba07af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.405035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056271/manifest.json
observed ac6636fde3b276b0ab99c38020f3803e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.387044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056271/publication.md
observed d92a77f1d5d0798a80cc1c22322b7997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.366966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056271/publication.txt
observed 8b6b3cec52396e8709ef24815201e5f2...
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.