OpenTechnical

OT-2026-000011499

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, sustained blow-off after set-down

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-2026-000011499) never changes.

Identity and time

Publication numberOT-2026-000011499 · never reused
Internal UUID01a0ae6c-88ff-7230-bedb-6413379da04d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011499
StatusPUBLIC

Content hashes

Canonical texte4bbcea5dc39d116c7ea91901e2bfd24c44748b383fe101f23baa60b3efea9b1
Markdown1739885bfe427b044de5d7762f374d2509dc6fead6e357e33bb56bff4995a792
PDF
Publication page234d83b12960da50d6a4ac84b274695f0c8a447dfcd7b512b4b1a5212ca08591
Manifest7755ae31fb9716658765c508983384ff1b153c59dff95df2d83bfbe87d0bf119

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
Signature1Q6aX26kbiSGch2mtwwghk1tyBRyF1NZCpbEhX6+dHKYfe1nrhGCkjxagNR+yzfGwYyRtBHJvk7hBOe7tGikBQ==
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

2026-09-17T12:13:16.668570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011499
observed 234d83b12960da50d6a4ac84b274695f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.647900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011499/manifest.json
observed 7755ae31fb9716658765c508983384ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.628926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011499/publication.md
observed 1739885bfe427b044de5d7762f374d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:16.610099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011499/publication.txt
observed e4bbcea5dc39d116c7ea91901e2bfd24...
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.