OpenTechnical

OT-2026-000058132

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000058132) never changes.

Identity and time

Publication numberOT-2026-000058132 · never reused
Internal UUID01a0ae88-6eda-7300-8619-9e7bc1cac6d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058132
StatusPUBLIC

Content hashes

Canonical text0a311a9b115a56d6a54aa4c81031299e0d5d63b1e509849343a22e5f67a578f1
Markdownb3fbba0284f9fe0ca875d3e59101a0691932bb59791a578ccf05d1336950fab6
PDF
Publication pagee041cbe824e6e3d7584ac721d485297758a9df93c377bc052988503be2a25bec
Manifest138a202a268449336dca8eab32ddc145f799e80a9f29ee40b1e6f1ea2a9a55d1

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
SignatureZzFsdw6xl4mpNtjeLYA9NPK87p5WO0m3maGN3OBp62t2Wf0MUrQKbOYlpu1CL9rYXuzOMZ+7cDrZNEk8f62GBg==
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

2026-09-17T10:47:48.703872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058132
observed e041cbe824e6e3d7584ac721d4852977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.681628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058132/manifest.json
observed 138a202a268449336dca8eab32ddc145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.663419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058132/publication.md
observed b3fbba0284f9fe0ca875d3e59101a069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.633458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058132/publication.txt
observed 0a311a9b115a56d6a54aa4c81031299e...
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.