OpenTechnical

OT-2026-000044082

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000044082) never changes.

Identity and time

Publication numberOT-2026-000044082 · never reused
Internal UUID01a0ae7b-d67a-799a-b73b-c2bcb9ee60d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044082
StatusPUBLIC

Content hashes

Canonical text633f3efdb13f8ea14e370c77078f5ce1e6839abb9f0e453b3a49402405bb7df8
Markdown9764de6aee9f74a538018d62a5b63573214e75c33da935e713f9eee72fdeaceb
PDF
Publication page06584919cacf3c707b47359600f3e4696cc2726e0baded9fb819be0978546880
Manifestbdb26ad3a6b016f0b2ea544d7c30351e2902b02da188b85ac08d98835bccb72b

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
SignatureDef+Io0E26ERJ+0Z1qsCXwZsTG8+kfumLpt3qReknct+1jX8x+DZi/J5+VqGG/wj9h6iYTQ/6D1kx5gg1sawDw==
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

2026-09-17T11:12:29.145639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044082
observed 06584919cacf3c707b47359600f3e469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.125949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044082/manifest.json
observed bdb26ad3a6b016f0b2ea544d7c30351e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.106561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044082/publication.md
observed 9764de6aee9f74a538018d62a5b63573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.088259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044082/publication.txt
observed 633f3efdb13f8ea14e370c77078f5ce1...
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.