OpenTechnical

OT-2026-000061865

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000061865) never changes.

Identity and time

Publication numberOT-2026-000061865 · never reused
Internal UUID01a0ae8b-b8ac-7196-bbb5-ef11cca10cb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061865
StatusPUBLIC

Content hashes

Canonical text3ffe0b0c5c003c4d22ac4602b1389e2d51f0a126e387be32c43a25e6c1fd5dd6
Markdown5ec572f953e4f48f8a2f430d9dc42558b9d501d52adffd58114ee454b0e12478
PDF
Publication pageae3d2b8ae39b346aee900f55e48230bd224b5f24d5a38b1f782577c086b92051
Manifest2863712ce3900db2ec878222a2aa0dc7e038601bcde6b4d1196d322e75db5af1

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
SignaturebRjUAt5yF1hovB2jcJVMIe63LHG54DAZ9kIe3sIPqLtumle87yn9PnwymSLp7JMPpLSiZHtZlZgoSuo2saOwAA==
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

2026-09-17T10:40:43.443565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061865
observed ae3d2b8ae39b346aee900f55e48230bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.423869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061865/manifest.json
observed 2863712ce3900db2ec878222a2aa0dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.405595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061865/publication.md
observed 5ec572f953e4f48f8a2f430d9dc42558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.385856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061865/publication.txt
observed 3ffe0b0c5c003c4d22ac4602b1389e2d...
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.