OpenTechnical

OT-2026-000038661

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000038661) never changes.

Identity and time

Publication numberOT-2026-000038661 · never reused
Internal UUID01a0ae78-2d55-73e1-84cf-dfd55222cb86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038661
StatusPUBLIC

Content hashes

Canonical text9fa4e5a88bc17e56fd46a9d5f9368bb1dfd722fc83a06ca8537df26d7330ad4c
Markdown17a235f59e2114f9c1f4c78f8657c9ad746a63b6da1c434fc103c3aabdb425df
PDF
Publication page56f61524cf60f2ce04f4921bdbe67e6060c0817ca5e8cf505ecbfbe50447abfa
Manifest9134c7b5e9c22dcf1af6df552b3406b20c823e4b763c636c491741bdc4acd162

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
Signature4RF8nQYzEUYiEnCeiUBIYuI2LGrUlKLSGFsAUaqsql3fJZQCHAVs5LIaCopd3i9Vn9KDrcudljIArhyGDZtuCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:57.630290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038661
observed 56f61524cf60f2ce04f4921bdbe67e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.611555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038661/manifest.json
observed 9134c7b5e9c22dcf1af6df552b3406b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.593617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038661/publication.md
observed 17a235f59e2114f9c1f4c78f8657c9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.574989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038661/publication.txt
observed 9fa4e5a88bc17e56fd46a9d5f9368bb1...
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.