OpenTechnical

OT-2026-000061908

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000061908) never changes.

Identity and time

Publication numberOT-2026-000061908 · never reused
Internal UUID01a0ae8b-b8ad-7212-b563-14456c0658b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061908
StatusPUBLIC

Content hashes

Canonical text8576ccce2b00a4a1c532b70c50cb011de91517498e3d088cb2c6ee5ad7bdac4c
Markdownc6a03de5a12d927bb48580441d9659efbc1c081f3479d2ff49033fb640d7b211
PDF
Publication pagee69e2fbf5fe9b0d1efba252e729f77242ed91ebbe0180fcf40e779008bfaf2ca
Manifestf66a31db5f7c04ab45f73c7f5428a7fb763f42e44f5404f79508ce54136efe1b

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
SignatureuQp8TG6LS9qKfGnR4jHJE1GrZwfpOS2TFU/3Yx5yc2GIzkm12clXSQTsxeMX+OGicNL67mWrV50cLB1fhBopDg==
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

2026-09-17T10:40:47.197809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061908
observed e69e2fbf5fe9b0d1efba252e729f7724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.179015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061908/manifest.json
observed f66a31db5f7c04ab45f73c7f5428a7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.159281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061908/publication.md
observed c6a03de5a12d927bb48580441d9659ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.138913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061908/publication.txt
observed 8576ccce2b00a4a1c532b70c50cb011d...
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.