OpenTechnical

OT-2026-000031265

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000031265) never changes.

Identity and time

Publication numberOT-2026-000031265 · never reused
Internal UUID01a0ae74-87ac-7140-8192-75c686a0c54b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031265
StatusPUBLIC

Content hashes

Canonical text46b61c69f2abae2232f8a211be0bb10c32890287d9a8005b40014038e57f7c87
Markdown6e894514abbbbea746ba93349e623067be10b584f3dfb11aaa5d13d1bdd90022
PDF
Publication page1fe9d6968845fbcee9af070d70075175ab4ad3c190455eab1a96ac31cdccd09e
Manifesta431d1a50d55c072c79941d9dc294f1c4220af0065c2aac648328488315be333

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
SignatureMI8laOVVImqa8Mwy2J1viKkOVt1G1WbT6N7xSEuVzyuRiaWoq5po0b2Fao7B7pu2kUjKwJ55PIbqZCwNI5yFAg==
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

2026-09-17T11:35:50.638525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031265
observed 1fe9d6968845fbcee9af070d70075175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.619051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031265/manifest.json
observed a431d1a50d55c072c79941d9dc294f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.600648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031265/publication.md
observed 6e894514abbbbea746ba93349e623067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.581287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031265/publication.txt
observed 46b61c69f2abae2232f8a211be0bb10c...
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.