OpenTechnical

OT-2026-000047946

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000047946) never changes.

Identity and time

Publication numberOT-2026-000047946 · never reused
Internal UUID01a0ae7f-c422-7805-902c-0c56353bea04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047946
StatusPUBLIC

Content hashes

Canonical text438eff24502ad1e948f64ba5569b7559173fcdd891bfbc8694e64ec1b743dee5
Markdown23eef09b3869b5df80c35a2a97d4f7067b01cc45aa7580d25677bcd285185a1d
PDF
Publication pagea7f85b7d9e860cfb094cad75f94071f41a9ce6e5f39029a216a291699089759b
Manifest7519d912132eb3762acd193c9ef928821db0a9ec5bb3160835e924b3ad738f57

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
SignatureCp6sGyDENh8Fm5ZsN0LahHq7Pmnx19AZUwWhBlvOO+ikh9JSDUZZF2k8LwEuqVeIFizxx/BJxV2EjMe9brOgAQ==
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

2026-09-17T11:05:54.828714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047946
observed a7f85b7d9e860cfb094cad75f94071f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.808964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047946/manifest.json
observed 7519d912132eb3762acd193c9ef92882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.788183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047946/publication.md
observed 23eef09b3869b5df80c35a2a97d4f706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:54.771029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047946/publication.txt
observed 438eff24502ad1e948f64ba5569b7559...
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.