OpenTechnical

OT-2026-000060017

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000060017) never changes.

Identity and time

Publication numberOT-2026-000060017 · never reused
Internal UUID01a0ae89-ec27-70d2-ab7c-7a9336ee37a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060017
StatusPUBLIC

Content hashes

Canonical text2a40bf192196ecc5ceb4b789da0327d3e34d62849f3d9e95182346d61f90a858
Markdowndd1a3387d24e1eeda52d662b138a756e19f6eb67efb42d55dbe500892023fa2e
PDF
Publication pagecce90ae5c34c75584053ab1028b095422d27cf9e42997faef10daa6ea95927ef
Manifestdd13e7893ad16905f35fef8f7501a26ef385446e7e5c246803ed1a051df77907

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
SignatureEpQholbwgooYFq7uI17GmgRu+TMoyU+09lXvqDG35MPrMW4xZhSrdHmsgl7S+B2TQ/hsnPlfElUwd3E0IZDOBw==
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

2026-09-17T10:44:48.932366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060017
observed cce90ae5c34c75584053ab1028b09542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:48.913945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060017/manifest.json
observed dd13e7893ad16905f35fef8f7501a26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:48.893968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060017/publication.md
observed dd1a3387d24e1eeda52d662b138a756e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:48.878237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060017/publication.txt
observed 2a40bf192196ecc5ceb4b789da0327d3...
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.