OpenTechnical

OT-2026-000033587

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000033587) never changes.

Identity and time

Publication numberOT-2026-000033587 · never reused
Internal UUID01a0ae75-a38f-78b2-abb0-a9c72c08af6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033587
StatusPUBLIC

Content hashes

Canonical textb9cebd39f386c772d97e80d4439d508124f260c9695e3228067ed28cf04ba115
Markdown2a45275bc8bbb0138ca99d600ffffd798c9160bc760091dc0a0ef373a21131fb
PDF
Publication page2e8a02c8604c0645d850d539627281c3b89e2502bada5290ccca5504fe3c0b55
Manifesta110e52855b5ead07f6bde04a8386c4e18faa73b80c528577f5922dd74c7fd8d

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
SignatureNlp1ORuBvT1ikmw4uGrWrwVOGKG7ukkrOR297qttolN2M5vsakGLUC1fowTfS10uYgHcj9HaJ+Ea+NhL58IBAA==
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

2026-09-17T11:31:27.780549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033587
observed 2e8a02c8604c0645d850d539627281c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.763214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033587/manifest.json
observed a110e52855b5ead07f6bde04a8386c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.743673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033587/publication.md
observed 2a45275bc8bbb0138ca99d600ffffd79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:27.722667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033587/publication.txt
observed b9cebd39f386c772d97e80d4439d5081...
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.