OpenTechnical

OT-2026-000101134

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000101134) never changes.

Identity and time

Publication numberOT-2026-000101134 · never reused
Internal UUID01a0aea3-c378-78e5-925d-5c38bc121faf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101134
StatusPUBLIC

Content hashes

Canonical text5a13ba67f926c2f4221e7a8c1b0374c27d94318c55a542da99e168d74a476371
Markdown3df324ad4adfd85944be4335b7f376b39e408fb90c27f3990c2baee1e25b0917
PDF
Publication page7848be877c7afe6fefb9ed4b82ea4de72c3f2b1e776abe7d1dcd0691aef782e4
Manifest22cedb1618ecb6c6745646049caf7fa44b1e3d16172273bda0c6f8d8a8ff196a

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
Signature+iWAS6jJeOnBOC5U3yP9GjV16ebOx8LQMFfV36LC2jCI3g9rhtT1L154kZ3xsec+WT5rIdxmN1bNUFhicDmfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:45.912079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101134
observed 7848be877c7afe6fefb9ed4b82ea4de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.895205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101134/manifest.json
observed 22cedb1618ecb6c6745646049caf7fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.878333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101134/publication.md
observed 3df324ad4adfd85944be4335b7f376b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.860505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101134/publication.txt
observed 5a13ba67f926c2f4221e7a8c1b0374c2...
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.