OpenTechnical

OT-2026-000060685

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000060685) never changes.

Identity and time

Publication numberOT-2026-000060685 · never reused
Internal UUID01a0ae8a-b7ce-7d01-bcf9-c6a572e28371 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060685
StatusPUBLIC

Content hashes

Canonical text2dbb63ee6932a1d805299c20b45ae5e815a78c179759fd59ed290db2ac268fb1
Markdown9e045d5ca2157ab9432ee9d7ec76f1a2af16db53290013ccef31b87804ff80cb
PDF
Publication page24fdc349069d3675db51613cefd874e6eeb1bdadf8dd11e793531626040495c4
Manifest266e16bae72be6993d2f9a754e3bd61661ae66f323bad819369692e062981463

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
SignatureuOT2Sm2jXAm/hF8Co6nLPbVChhvgYpc3gwzutRnj7dcmzdWpBquMzGaIqAJ+Quo/V2pDVDGCVVtyET4fRG/QDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:19.704869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060685
observed 24fdc349069d3675db51613cefd874e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.687398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060685/manifest.json
observed 266e16bae72be6993d2f9a754e3bd616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.670412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060685/publication.md
observed 9e045d5ca2157ab9432ee9d7ec76f1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.652817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060685/publication.txt
observed 2dbb63ee6932a1d805299c20b45ae5e8...
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.