OpenTechnical

OT-2026-000060766

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000060766) never changes.

Identity and time

Publication numberOT-2026-000060766 · never reused
Internal UUID01a0ae8a-b7d0-7095-af50-a035540fe93c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060766
StatusPUBLIC

Content hashes

Canonical text6bde9d9598ec03518690d4187d6de11a1e8bb81a7ba0dcff23c97b6674311640
Markdown1a9c312bcf475d9c5875daca420df58f9c903f7bd4bcb5f6bbba5d28e33cc9f6
PDF
Publication page29880b4da4d2ac1a0c4a1e3006a475b67fedf2b18eb90c80927b879f979d9737
Manifest7020502197e6cd000b0ddca2b5be3493cca9702a59d3899dfbe645442235f759

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
SignaturekNTeA1YTTjCxYPAcqC7AbL4NYk3Dsyy7rk1Ic+BoYi0RTVq+zztF9VuXJt5FQqKYbRwwF0jcMt+bHiFVEE3GBg==
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

2026-09-17T10:43:30.339675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060766
observed 29880b4da4d2ac1a0c4a1e3006a475b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.321466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060766/manifest.json
observed 7020502197e6cd000b0ddca2b5be3493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.296012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060766/publication.md
observed 1a9c312bcf475d9c5875daca420df58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.270758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060766/publication.txt
observed 6bde9d9598ec03518690d4187d6de11a...
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.