OpenTechnical

OT-2026-000060919

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000060919) never changes.

Identity and time

Publication numberOT-2026-000060919 · never reused
Internal UUID01a0ae8b-12f2-7035-b1c7-bd462a75cf54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060919
StatusPUBLIC

Content hashes

Canonical text23ce45b576df135cbd4f10be810114750ad919d6db5002a3c8e606b8a1fb2f15
Markdown791e7402862126a9554755b90b5d8e95196af3db72741f3912233a56953ad027
PDF
Publication page6b36fe7199d17b972972478ecac45eae20dca8f1b875362c39f6aa8b9a7ac011
Manifest91202e2317ce10308cbd176c683878b4640d31cfa0da41d68e69bba9921cf6c4

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
SignatureU/uJ2SdEtLdx3VSRkm2wpGADZ9EQtzHSPm+6JMWYHnQc87WFRJ3RenUTFX1ZGFFc6oMyxysiRcq7JHMNTWPDCA==
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

2026-09-17T10:42:11.167803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060919
observed 6b36fe7199d17b972972478ecac45eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.150396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060919/manifest.json
observed 91202e2317ce10308cbd176c683878b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.131764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060919/publication.md
observed 791e7402862126a9554755b90b5d8e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.114945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060919/publication.txt
observed 23ce45b576df135cbd4f10be81011475...
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.