OpenTechnical

OT-2026-000060930

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000060930) never changes.

Identity and time

Publication numberOT-2026-000060930 · never reused
Internal UUID01a0ae8b-12f2-7f38-bf35-b99e463ad4c6 · 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-2026-000060930
StatusPUBLIC

Content hashes

Canonical textce692af14c670236d9bb49018159e2330cf95d1e73bbcab7e9a5a83931a1c1d3
Markdownea5c28887f6b5086310da4b098ed779f3239603dbf284456390a464f89183832
PDF
Publication page57da1d2cf5a63fe0abbd7ba1696c6dea20cfcbe28076ba44d5dc6ca68adcf5f5
Manifest6fa3fb5584d4e7053bb9cba76e4877755af473fff2429a67f28f4ca8aa09146a

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
Signature9F2zqBqdr9XDIG3ZB9RBCoZO3kOe2MwN369LYaucINXqk7zZfmFsy4JkZ4TFE3T2xctLrIzsS+DbRmEz88kQCw==
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

2026-09-17T10:42:12.051341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060930
observed 57da1d2cf5a63fe0abbd7ba1696c6dea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.034148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060930/manifest.json
observed 6fa3fb5584d4e7053bb9cba76e487775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.992747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060930/publication.md
observed ea5c28887f6b5086310da4b098ed779f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:11.941575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060930/publication.txt
observed ce692af14c670236d9bb49018159e233...
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.