OpenTechnical

OT-2026-000022118

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000022118) never changes.

Identity and time

Publication numberOT-2026-000022118 · never reused
Internal UUID01a0ae6f-f4fb-7523-b550-1c9283338a4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022118
StatusPUBLIC

Content hashes

Canonical textd69eafb05fbb16f941e0249415f764f372e60095b7bea5b1a25a27a85345166c
Markdown9a09a4cdf63e5b8a81289363a8e791097b9912917672cdd517afca0ebf72be2a
PDF
Publication page3f17e139599a8faca515dc28b00eb9a82efff1d7ec6410b9a45d73e935101836
Manifest2d42ef874e87e4b04032acb50a75e1aa445c2aa569e304012393c5d7bf48bfb4

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
SignatureYnF2h6AE3MyEOWbgNtE3ZLmxAZj27x4bo01g+LMExeOOwHOM0Ov6huUgmzYxLoKes2DiK6WSVB9WW91E0LsPBA==
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

2026-09-17T11:52:47.399389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022118
observed 3f17e139599a8faca515dc28b00eb9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.380597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022118/manifest.json
observed 2d42ef874e87e4b04032acb50a75e1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.363527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022118/publication.md
observed 9a09a4cdf63e5b8a81289363a8e79109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.345117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022118/publication.txt
observed d69eafb05fbb16f941e0249415f764f3...
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.