OpenTechnical

OT-2026-000033116

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000033116) never changes.

Identity and time

Publication numberOT-2026-000033116 · never reused
Internal UUID01a0ae75-4844-7e13-b7ce-18a7bc033a79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033116
StatusPUBLIC

Content hashes

Canonical text68db10382a6862e00881b893314fedd6a7ae41dad54bf2a7558b7033669d0ac0
Markdownc5289af8117df4e0662dfbc74ebd131d735ba1ad2f8bc56048c7076902e808e9
PDF
Publication page743907cc3b9c3792477df5cce604efa023199b0fbdf7a2bc6d82283478caa488
Manifest9552458374d0121f0b4efaec396f4e5779fc629206aeace04fc4a3f1ebe95cd5

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
Signature8jDvUmylNEm4+nqvVKnnx45tN4vn/gfuDlcqnFbWsgCNRb15AjxmAlAyW6Bqi+27MaOjb28svrTroPUp6n+eBA==
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

2026-09-17T11:32:47.341403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033116
observed 743907cc3b9c3792477df5cce604efa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.313863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033116/manifest.json
observed 9552458374d0121f0b4efaec396f4e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.288766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033116/publication.md
observed c5289af8117df4e0662dfbc74ebd131d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.264437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033116/publication.txt
observed 68db10382a6862e00881b893314fedd6...
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.