OpenTechnical

OT-2026-000060164

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000060164) never changes.

Identity and time

Publication numberOT-2026-000060164 · never reused
Internal UUID01a0ae8a-5a72-7456-b40c-bbbbf4679cfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060164
StatusPUBLIC

Content hashes

Canonical text44445f4d34995fb8fd9e9a19d0e4cddbe1180b0d97ca474e2500477ba7d44934
Markdown07d0cd90f4b31d82ef28da3cf2136d51f2fb3533f1d74a7842aea757d72e3686
PDF
Publication pagee08391d3d52b2b20d648e16871c39b81f895db2f63f8c0bd20475ff7156cdb15
Manifeste845443905d45c230f8677881f3c918debabcc63a3a9a47fbbf4d5049b686d27

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
SignaturefLbl/OA39Kiz4ga4uLNbVgPYVE8ZkvA20f+kTT5N+JbOrtOfvcrIO8HbJKAU50fp+BUm3sEyxT64gXhM8ZlDDA==
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

2026-09-17T10:43:49.563053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060164
observed e08391d3d52b2b20d648e16871c39b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.543365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060164/manifest.json
observed e845443905d45c230f8677881f3c918d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.526190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060164/publication.md
observed 07d0cd90f4b31d82ef28da3cf2136d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:49.508938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060164/publication.txt
observed 44445f4d34995fb8fd9e9a19d0e4cddb...
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.