OpenTechnical

OT-2026-000051657

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000051657) never changes.

Identity and time

Publication numberOT-2026-000051657 · never reused
Internal UUID01a0ae83-7c82-7bcd-ac67-a665496efe19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051657
StatusPUBLIC

Content hashes

Canonical text8993490f9c9c238c2b57bd797fa385361b4b112557fbb65eb83ed431dbc9f99f
Markdowneaa6f5fc53622376e66f568a5c067d0d34fb70be2d31f772cdc49ba81dbcd021
PDF
Publication paged454d76790b5d82c85406e09213adde7193df72a44ed477bac23e9e2dbc45d68
Manifest37b03321d9e38663e1e4b496a568aa67c50345cfadb20e2e163bc5d2a7ea7ae2

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
SignatureFcRNBBGIsvmUHI0CubjBx1t6jFHuBN4F6Nyp4bERe9/3paumGUkct8g79bNnR1i8IN+AvSNPdehEm+4NUlKGAA==
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

2026-09-17T10:58:31.375186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051657
observed d454d76790b5d82c85406e09213adde7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.358362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051657/manifest.json
observed 37b03321d9e38663e1e4b496a568aa67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.339687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051657/publication.md
observed eaa6f5fc53622376e66f568a5c067d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.321885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051657/publication.txt
observed 8993490f9c9c238c2b57bd797fa38536...
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.