OpenTechnical

OT-2026-000052079

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000052079) never changes.

Identity and time

Publication numberOT-2026-000052079 · never reused
Internal UUID01a0ae83-e78f-737e-ab7b-1c01a449305a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052079
StatusPUBLIC

Content hashes

Canonical text9433ecc029d38ada4ad9e738b1345888303bbac1bd66449dea489a44fd24d213
Markdown7cb464d72fc904e3d7aace9251cbdb84aa3f675fd58cefe47e31f4fd83df03f7
PDF
Publication page3439a263946ef9daf63a247fde13db2703327f407b4241fe6196eb1d11d33776
Manifestaa4330dc82f4943ef39493bb2f04708b872566a45b5ab235c9bcd2ae7cdab0c3

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
Signature62D91jWbzxHSpew4uf91xDIfvFArrppbfMYI+ERYHoyT/kig+SSiOJwvhfvK4PBE3Nof2tOKDoHTy7Ux1FBWBw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:36.382631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052079
observed 3439a263946ef9daf63a247fde13db27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.363392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052079/manifest.json
observed aa4330dc82f4943ef39493bb2f04708b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.346978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052079/publication.md
observed 7cb464d72fc904e3d7aace9251cbdb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:36.329581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052079/publication.txt
observed 9433ecc029d38ada4ad9e738b1345888...
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.