OpenTechnical

OT-2026-000070071

Publication integrity record

Foam pad vacuum gripper, two zone face, three 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-2026-000070071) never changes.

Identity and time

Publication numberOT-2026-000070071 · never reused
Internal UUID01a0ae91-1861-7ad4-a0f5-e77573f4db2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070071
StatusPUBLIC

Content hashes

Canonical textb9ec6432dc896347b3a923bdb66559aa0529a286d93d2499091cead54efb9818
Markdown92974198db4797b0006d42cb61149b1fcaa210092ade112a7eb84a230199b415
PDF
Publication page7a56771a13b98f918d8991e485bb67f67c23c797d814c1ffa1708386f3dd0205
Manifestc5974dfddd3bb627a101a30011ce804dcb99cc76210e5cc8bc889fc9e21f5d92

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
SignaturenbRJqvW+NFogziJ+Xq4qf4qhIb+yRx308h6rr+nQYyxpEi4WVTD8E5mvb9WhJP/tqBRyoEJCR+B0TlV63JoiCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:01.953550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070071
observed 7a56771a13b98f918d8991e485bb67f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.933979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070071/manifest.json
observed c5974dfddd3bb627a101a30011ce804d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.918488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070071/publication.md
observed 92974198db4797b0006d42cb61149b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.902743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070071/publication.txt
observed b9ec6432dc896347b3a923bdb66559aa...
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.