OpenTechnical

OT-2026-000047032

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000047032) never changes.

Identity and time

Publication numberOT-2026-000047032 · never reused
Internal UUID01a0ae7e-d0f7-7c7d-a414-f8e20f6c9ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047032
StatusPUBLIC

Content hashes

Canonical text00dd1bdc58980d2ea213dc9d0d6c614c3e0e26c5db54dd9e25bbc86664f3c25f
Markdown752abbdec5ed23c47a45020acb6f54310c7a91e7b1006b81401586c451bfe01a
PDF
Publication page6863a8d6a767c51578baefbda4fdc3c4f267061939898750f3a7f0fa17c98341
Manifest638b47504a64fecf4ae87f2b880ca460e846e3e03fb983a931e97210bc6d1742

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
SignatureHn8uQ45GxwqSsIty+KanAsOwq0GmKKJaovbvWh2JDYvuLcEVZjMb2KxWxmuMomAQJKfBCth3ksc0aGy854yGCQ==
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

2026-09-17T11:10:19.062136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032
observed 6863a8d6a767c51578baefbda4fdc3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.044604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/manifest.json
observed 638b47504a64fecf4ae87f2b880ca460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.027345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/publication.md
observed 752abbdec5ed23c47a45020acb6f5431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.008046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/publication.txt
observed 00dd1bdc58980d2ea213dc9d0d6c614c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.700250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032
observed 6863a8d6a767c51578baefbda4fdc3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.681121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/manifest.json
observed 638b47504a64fecf4ae87f2b880ca460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.661008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/publication.md
observed 752abbdec5ed23c47a45020acb6f5431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.638829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047032/publication.txt
observed 00dd1bdc58980d2ea213dc9d0d6c614c...
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.