OpenTechnical

OT-2026-000061182

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000061182) never changes.

Identity and time

Publication numberOT-2026-000061182 · never reused
Internal UUID01a0ae8b-1380-710a-b769-e0ccfa6abf86 · 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-2026-000061182
StatusPUBLIC

Content hashes

Canonical textaf0fe50b59b66dd91b05f5c58a90946b53393024bd453ba6fe87cc7230159876
Markdown656cba0824ec81092fbe845313e7b27577ca390a61c499dfcaa4173e0a512937
PDF
Publication pagee34a15ecd7fb2bc4a7c079730b98aa76c27b7137cc77ada3b93be18f13d9bf70
Manifest9bbeb8905c82bbeebfd3e264f1114e62f03543fd4706287153d127b0c676d1dd

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
Signature7Gzi0wXLjUOHjYn4Bz5nlgB1sS+DLjH8qLW6HNQMfuvAxPkV5kQih0GkEOJzthheqqTje/d1JDz0puht3dmgBw==
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

2026-09-17T10:42:34.498488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061182
observed e34a15ecd7fb2bc4a7c079730b98aa76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.478033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061182/manifest.json
observed 9bbeb8905c82bbeebfd3e264f1114e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.461005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061182/publication.md
observed 656cba0824ec81092fbe845313e7b275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:34.442022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061182/publication.txt
observed af0fe50b59b66dd91b05f5c58a90946b...
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.