OpenTechnical

OT-2026-000034347

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000034347) never changes.

Identity and time

Publication numberOT-2026-000034347 · never reused
Internal UUID01a0ae75-df0e-7035-a77c-6261dc74973b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034347
StatusPUBLIC

Content hashes

Canonical text8e873a238cab8fd2feea8d4852569cfe065b086e8f418fb9e4c5619ea321cdb6
Markdown5c5d643e5272e92329239861ca4c6470da2540949d854aa71a892b5a9103e34c
PDF
Publication page32108dd28561db89e9b23ebbd0574b07f243b0140f630369afc156ec2b3def76
Manifestb9a2faec73f581e6cece4e05e4427edd81c230047951c758efa5d35af39ab8c6

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
Signature5cQ18WNaxUd5/KEkq4Xx/jOmbiyPB6vKgkpgn8JEd79o/qm0YEQ6l8ZWLXMfU3Ui8Miu6soKZdN64S0MttzDDA==
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

2026-09-17T11:31:02.859077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034347
observed 32108dd28561db89e9b23ebbd0574b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.842021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034347/manifest.json
observed b9a2faec73f581e6cece4e05e4427edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.824470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034347/publication.md
observed 5c5d643e5272e92329239861ca4c6470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.808970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034347/publication.txt
observed 8e873a238cab8fd2feea8d4852569cfe...
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.