OpenTechnical

OT-2026-000057059

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000057059) never changes.

Identity and time

Publication numberOT-2026-000057059 · never reused
Internal UUID01a0ae87-d5b7-73fd-a94e-237f6e01f4e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057059
StatusPUBLIC

Content hashes

Canonical text670c9a904befe27ea188b4bc70f869fa30231165d0a7e806396422fdc9430a3e
Markdown7d02c241f8b47be2b6fad536e1fa49499479557fa865a8721045c902f5893ea7
PDF
Publication page8f528af8cbb3fc53ae0979556a53eeeecbb3838511ac8d436928705dbbe7f025
Manifestb68d02d5b5983afd69ea37573095876b124f14538b0b0f74f44a72b8cc04ab4c

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
SignaturepR6kYj2p06l3ZDcTdN3Gz6t15WQEoXFlS7JMgNTrgJSZyDb6lCKtixoBRV4fQI3cZskMuKuH1eOkF+xqQAGyAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:32.886031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057059
observed 8f528af8cbb3fc53ae0979556a53eeee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:32.867935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057059/manifest.json
observed b68d02d5b5983afd69ea37573095876b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:32.850726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057059/publication.md
observed 7d02c241f8b47be2b6fad536e1fa4949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:32.833736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057059/publication.txt
observed 670c9a904befe27ea188b4bc70f869fa...
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.