OpenTechnical

OT-2026-000085912

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained blow-off before set-down

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-2026-000085912) never changes.

Identity and time

Publication numberOT-2026-000085912 · never reused
Internal UUID01a0ae99-e82a-7e42-804b-3acc818ff1f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085912
StatusPUBLIC

Content hashes

Canonical textfb7c320c9ea22aa93349c8c9f62292d11d42c37232d46366963af7a0a7fe8b9c
Markdown58f1e318fa83f6b5f2c5ebdcf31ef8a63fba453542780985cb8690eed3ec01b8
PDF
Publication pageaceb53f885d8b76d8e2a279c5a7ec7e7d5f9347d89a5c30a850dfe7070d00f8e
Manifest73fd7f63641ede1c76742883672ce259f5f9e89783c45ee52aefa5a0d888d2a9

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
SignatureP6JYhIBcvGGOzKZJXm35IpCHQ9fDS1eRu27+nSuf9XUx3O1qoyJ52Q/aTPNDkVffHqApZbnt0hz5Qwl/KlmxCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:51.537032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085912
observed aceb53f885d8b76d8e2a279c5a7ec7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.519368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085912/manifest.json
observed 73fd7f63641ede1c76742883672ce259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.501146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085912/publication.md
observed 58f1e318fa83f6b5f2c5ebdcf31ef8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.483869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085912/publication.txt
observed fb7c320c9ea22aa93349c8c9f62292d1...
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.