OpenTechnical

OT-2026-000102380

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000102380) never changes.

Identity and time

Publication numberOT-2026-000102380 · never reused
Internal UUID01a0aea4-8589-74f4-b9c7-d953d92ae2e1 · 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-2026-000102380
StatusPUBLIC

Content hashes

Canonical textf2632b8e86636e3ede73cd0eabbf1e5a39acff8231b6e4085c5007f59b172319
Markdown0e5214a7942e7066d11d8757db7b40974dd8f6d69254cd7bf3eb982d7f35481d
PDF
Publication pagef017b450952159a2c813f3632b108822b95b9f58a0b47cc2c64021ed9af78897
Manifesta2b8b075e3bf6da8fdf152ce04630b5ccf794f9052f69af72135451594f68384

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
Signatureflh8f4s31jXFwl3eMPlsObjX/GjS46TPhkywYAnIEg1d8HtolNLgfKm/D6RsqSfoUWRyh7B4Dh4Ziy5gDkPIAQ==
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

2026-09-17T09:23:43.167593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102380
observed f017b450952159a2c813f3632b108822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.150592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102380/manifest.json
observed a2b8b075e3bf6da8fdf152ce04630b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.133536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102380/publication.md
observed 0e5214a7942e7066d11d8757db7b4097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.115806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102380/publication.txt
observed f2632b8e86636e3ede73cd0eabbf1e5a...
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.