OpenTechnical

OT-2026-000071060

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented before 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-2026-000071060) never changes.

Identity and time

Publication numberOT-2026-000071060 · never reused
Internal UUID01a0ae91-8c2e-75f6-929e-f3a2d6973ef3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071060
StatusPUBLIC

Content hashes

Canonical text0c021ea4c9962bcfeb832745ac5cf449e0efb8b3f7baf364a53fb215df12324d
Markdown525a68311e70c810c5e7d9e84834de99ccc69936e53f9497759ad8410a70c170
PDF
Publication page5e58ea1d011b81b02a9823bd3796d4b3de048756bab9ace516721e3a50098861
Manifest97d5fe7da6e8011d1324f162f2b2cf406a891899db05deeb84de8c1efa864edf

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
SignaturehYjG2HG2WWNT/3yaH75bTwsiC2iYS7HrrShe6XQA+rV/9tFBgnck1oBUCP8mVqKV6wuL/+kECgEVt9Jpk1BDCA==
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

2026-09-17T10:25:55.119152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071060
observed 5e58ea1d011b81b02a9823bd3796d4b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.101824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071060/manifest.json
observed 97d5fe7da6e8011d1324f162f2b2cf40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.083936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071060/publication.md
observed 525a68311e70c810c5e7d9e84834de99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.065339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071060/publication.txt
observed 0c021ea4c9962bcfeb832745ac5cf449...
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.