OpenTechnical

OT-2026-000060985

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000060985) never changes.

Identity and time

Publication numberOT-2026-000060985 · never reused
Internal UUID01a0ae8b-12f3-7bac-83e2-257018aa801a · 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-2026-000060985
StatusPUBLIC

Content hashes

Canonical textf2a60fb304ecfd1dec6743353c9bbf6757d98856566518154f75328078793ce1
Markdown3041aece9606c062b6d1df328f996f5b5fed67efde251e315923889a694fec52
PDF
Publication page4cc08eb7e32dc8a8eeec0cf58e50d1db43b503edb69493308599a2c4cac0e0cd
Manifestd16b0c1bd69851553652234b7e92b249b812d7c7636366c751420027586d4e93

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
SignatureoSGJpvi5xXJlym2CQ52J5GjSfWz+9/KtkNiXpD+s8lNV0GxTryw62DSJBLWk5HfJW7pnDnXf5Ntsy1azH59EBA==
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

2026-09-17T10:42:16.225773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060985
observed 4cc08eb7e32dc8a8eeec0cf58e50d1db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.209094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060985/manifest.json
observed d16b0c1bd69851553652234b7e92b249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.192138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060985/publication.md
observed 3041aece9606c062b6d1df328f996f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.175998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060985/publication.txt
observed f2a60fb304ecfd1dec6743353c9bbf67...
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.