OpenTechnical

OT-2026-000083124

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000083124) never changes.

Identity and time

Publication numberOT-2026-000083124 · never reused
Internal UUID01a0ae97-c962-7ebe-bf6b-00ca67b75491 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083124
StatusPUBLIC

Content hashes

Canonical text85900dc36453ce86c1e7edfdf9f00a6c44b9f95a82c0dee74d29a3e840b35948
Markdowndffd83ab16a68b83949702eeb6af71aa7befee888a5d5cbe738a69a9f78e0497
PDF
Publication page20b0e0079e95c945ea8add68f87eb94a61368e8f042590d1ace589c1e9e4dc82
Manifest89a049348e16410c71949190fc641f19acfbde1f5738de1df8398397209a3293

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
SignaturexVVmUL2OfkxGicmTEt6d04sI1F0xkeuqKfCt5yDVvp3aNis+HNDxBuspf0+ZtQMwLS8ZdisF5j1l2NEFjw81CA==
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

2026-09-17T09:00:44.636876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083124
observed 20b0e0079e95c945ea8add68f87eb94a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:44.614379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083124/manifest.json
observed 89a049348e16410c71949190fc641f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:44.575123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083124/publication.md
observed dffd83ab16a68b83949702eeb6af71aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:44.430238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083124/publication.txt
observed 85900dc36453ce86c1e7edfdf9f00a6c...
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.