OpenTechnical

OT-2026-000051029

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000051029) never changes.

Identity and time

Publication numberOT-2026-000051029 · never reused
Internal UUID01a0ae82-c7b4-7cb3-8aa6-d26a7bc8bcb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051029
StatusPUBLIC

Content hashes

Canonical textcfbbbd4459fb588f93eab9e26e051b431e43fb188a6c868f26ec30b1d5aef579
Markdowncf9c320cc03f4e690c8bf7d3a93ff52ea957b92ee89c62a9d3b663f6e56f1c17
PDF
Publication page80a4d27f1a439555faf1c5fd120aeebd620deab76403b062d12e3bf104b657ef
Manifest15835598116ab1a5eb2ecd64b3a3625f28fc519828fbaac27be1b9cbea4e7cb5

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
SignatureFMNblidtF0l00Ep31y1t8+bOr+HABvMgXGv1eLEcs9rFxEcPi1BfSVLCCuSCU19mSlTk1ugnv85s23lWG2OKBQ==
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

2026-09-17T11:00:56.214110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051029
observed 80a4d27f1a439555faf1c5fd120aeebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.195966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051029/manifest.json
observed 15835598116ab1a5eb2ecd64b3a3625f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.169098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051029/publication.md
observed cf9c320cc03f4e690c8bf7d3a93ff52e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.147040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051029/publication.txt
observed cfbbbd4459fb588f93eab9e26e051b43...
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.