OpenTechnical

OT-2026-000051664

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000051664) never changes.

Identity and time

Publication numberOT-2026-000051664 · never reused
Internal UUID01a0ae83-7c82-7c66-96cf-74e402f4bb18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051664
StatusPUBLIC

Content hashes

Canonical textf4426397fc41ac54e13b22aec775679b42bc3a340dbe91862a9db6701d493418
Markdown4ac6bcfa1e64863e9fff9ba2ba16856a3b9883b0c60875dfce9de0079afdfce9
PDF
Publication page6dff1733220e4ee28250f566a1af4283c68b0c5a792627d0cdcd51e966da9760
Manifest239d148fb097391211170d143514c8cc3542e1a2e1dc468f34493dfb772217c0

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
SignatureLwIBaOJHrmNvXhMdGvTrgMr36lVxIi/G/7w/t8qrtqX8qlDLRWwKYcTf+kETlLHJJDN7tBHojuTTH31cja9sAg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:31.916402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051664
observed 6dff1733220e4ee28250f566a1af4283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.898753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051664/manifest.json
observed 239d148fb097391211170d143514c8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.880162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051664/publication.md
observed 4ac6bcfa1e64863e9fff9ba2ba16856a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:31.861870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051664/publication.txt
observed f4426397fc41ac54e13b22aec775679b...
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.