OpenTechnical

OT-2026-000033435

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000033435) never changes.

Identity and time

Publication numberOT-2026-000033435 · never reused
Internal UUID01a0ae75-a38d-747b-a71c-ba70b3fe1716 · 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-2026-000033435
StatusPUBLIC

Content hashes

Canonical textf52c2cd698bf3259f8d68485a23e7a0e1f34a4ec62f752eb14ad1a3fab5ea89b
Markdown08bd47f3275cc171d459bca7f9e0d9e977809ca7294b13f035e47d01fe0903ed
PDF
Publication pageffc35edc42ee85ff71b6f89a6a0a3461aa824abc456ed12e8d678538e6aa110d
Manifestf3fe2b5ace994b934b0f830312f651a071f4648346c446cd568b9474b8255120

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
Signature6fVHcC10a/zSb446uEyQlsxYElabhQGd7aTAmRjyDnyPc1npgGdX7uwn7mUVSeg29g4BslgoBiBpiDebOnCgAg==
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

2026-09-17T11:31:15.857921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033435
observed ffc35edc42ee85ff71b6f89a6a0a3461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.834421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033435/manifest.json
observed f3fe2b5ace994b934b0f830312f651a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.810556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033435/publication.md
observed 08bd47f3275cc171d459bca7f9e0d9e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.790258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033435/publication.txt
observed f52c2cd698bf3259f8d68485a23e7a0e...
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.