OpenTechnical

OT-2026-000030582

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000030582) never changes.

Identity and time

Publication numberOT-2026-000030582 · never reused
Internal UUID01a0ae73-e505-73a8-aff2-06954a63fbce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030582
StatusPUBLIC

Content hashes

Canonical text290df2554b3ea1e122a172f598e98a440b2eed63686c6ad9ac400556bc2a4625
Markdown4f045e5a225ca8f900f59d4a178faac50d452be4375d9ed87dbe2433f008a05c
PDF
Publication page82031272b7ba1aa0c98d7ec89272e63d1d0b1497cdb22739257d504d159b2a91
Manifestab422e6472e24f451102b6e2d02f2632abb5cbc8251df80f85b73400cec8b46b

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
SignaturelTZo06Xgx3cn1nLBx+QNG1lA3qy0sJ2skxmt69psufJbSqp8MvoPQWPf0w2oWpE/+MCQajsD9Jiue3ZeVzMDBQ==
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

2026-09-17T11:38:27.447873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030582
observed 82031272b7ba1aa0c98d7ec89272e63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.431145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030582/manifest.json
observed ab422e6472e24f451102b6e2d02f2632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.414439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030582/publication.md
observed 4f045e5a225ca8f900f59d4a178faac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.398628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030582/publication.txt
observed 290df2554b3ea1e122a172f598e98a44...
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.