OpenTechnical

OT-2026-000015752

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000015752) never changes.

Identity and time

Publication numberOT-2026-000015752 · never reused
Internal UUID01a0ae6e-0c4c-7050-8d21-646e3b407343 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015752
StatusPUBLIC

Content hashes

Canonical text3560233dc32605b784e2fe4e2ed62e5f014b17091452ef4866853ffb24f13bd1
Markdownf010aeb25f6a583f67274038f78ada4a84ad778c91b9ee9fe491c084213c217b
PDF
Publication pagec5328fa6559461619adbc8072bdd3b50801aafaed45646ef26887ab310a75160
Manifestc396d0996f7b37d60bd34b77392499102bb07c1f5b4fee3bc9800ecf6ab2f0ab

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
Signaturee3gpul+tnSELHb58vWZev3BJmI4NxDmLHtxsCKblK0eNBo0PKyLL74FpgrYPbQQlPCQedMDCxgc6bHmMdRiJDg==
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

2026-09-17T12:05:02.771281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015752
observed c5328fa6559461619adbc8072bdd3b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.756341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015752/manifest.json
observed c396d0996f7b37d60bd34b7739249910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.739750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015752/publication.md
observed f010aeb25f6a583f67274038f78ada4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:02.720932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015752/publication.txt
observed 3560233dc32605b784e2fe4e2ed62e5f...
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.