OpenTechnical

OT-2026-000060408

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000060408) never changes.

Identity and time

Publication numberOT-2026-000060408 · never reused
Internal UUID01a0ae8a-b7cb-7021-9911-cd18defd9efa · 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-2026-000060408
StatusPUBLIC

Content hashes

Canonical textd2df354d957246473f63f35c3f5c7d0c2a26df20047094e3e84576697abb45ce
Markdown901ff88eda03929431d7c48c5aa1e8d55b92e88a959864c9d8f34e1bf797815d
PDF
Publication page1bb158773f166266b1de2a6db28bb1bae38bc6cab2d6482d448236cf36f17a5a
Manifest7cb92cf22e59f325af929245a09ad12cf6e496ce810085ca0222d80613a6dc38

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
SignaturedRuw2H1rMYgW7NVJZZacmcmUF7kdFuE3bok0xmXH7t6NiYkRoNCpfQT6D9EvJq6ci6u/784ZHnRPQHf8y2QZAg==
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

2026-09-17T10:42:52.689046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060408
observed 1bb158773f166266b1de2a6db28bb1ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.672311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060408/manifest.json
observed 7cb92cf22e59f325af929245a09ad12c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.656275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060408/publication.md
observed 901ff88eda03929431d7c48c5aa1e8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.638509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060408/publication.txt
observed d2df354d957246473f63f35c3f5c7d0c...
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.