OpenTechnical

OT-2026-000004765

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, ejector fed, contact triggered, plastic cups, two fold

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-2026-000004765) never changes.

Identity and time

Publication numberOT-2026-000004765 · never reused
Internal UUID01a0a922-a483-73da-b13f-91d216b53e0c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:33:34.981774Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004765
StatusPUBLIC

Content hashes

Canonical textcf5e013027343ab3970d76aa57cd40da1c2290cce3dc99588b85a6aeedda15f0
Markdown9386e2d92a2d7a520979eae7ae49893eb8f9f54aaeb2efc1d477c189fae1fe1a
PDF
Publication pagea513ce284b07b6d18e54023b63133c6a0ba9c40cd775afd41132d300344382fe
Manifest48bdd0a95440b6308980c8246be7c40ce011ba42948e36f444e50f8653183c55

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
SignatureSVFptTomIw+LgyeKlWtb8QUatUaeqxYimbRxVNlQPBcRjQItgeRCaxNyxMgQAItoW71yIo0nLBJ1WCUCxcN5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:40:21.423385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004765
observed a513ce284b07b6d18e54023b63133c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:21.410818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004765/manifest.json
observed 48bdd0a95440b6308980c8246be7c40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:21.396740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004765/publication.md
observed 9386e2d92a2d7a520979eae7ae49893e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:21.380391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004765/publication.txt
observed cf5e013027343ab3970d76aa57cd40da...
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.