OpenTechnical

OT-2026-000102652

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102652) never changes.

Identity and time

Publication numberOT-2026-000102652 · never reused
Internal UUID01a0aea4-858b-782b-8f81-21cd20f6a868 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102652
StatusPUBLIC

Content hashes

Canonical text41049bc36e3ebea16c130b4a64ac6d2845eebeaa8f42b17b3cbbe95d71e46e71
Markdownc398810ce8955e7bb0a87ec64c87eed1e5ed7d204bf0b5365ce0f31bfd5c6e03
PDF
Publication page2d38acb5e331ebbf2a94fd9b5e008d7c436384ea8bf61fb853a47ff33c26f036
Manifeste2ffb068d6c1cbe9695327458c381003c237673ccc436182afb27e56681e63a0

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
SignatureOrt+cPxbZr0JsT0uUQjWv3cHwxfKLTTtztCGv+XxucAd/JfESIARnAOd1D3U2EDnNAzK3Dn/kjPdW3gfRRFYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:09.065470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102652
observed 2d38acb5e331ebbf2a94fd9b5e008d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.046629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102652/manifest.json
observed e2ffb068d6c1cbe9695327458c381003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.027403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102652/publication.md
observed c398810ce8955e7bb0a87ec64c87eed1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.007708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102652/publication.txt
observed 41049bc36e3ebea16c130b4a64ac6d28...
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.