OpenTechnical

OT-2026-000030988

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000030988) never changes.

Identity and time

Publication numberOT-2026-000030988 · never reused
Internal UUID01a0ae74-3fb7-7407-9f6b-cb58536a1a61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030988
StatusPUBLIC

Content hashes

Canonical text9ba0dcc1f3c952a3b3ea30ad369d6c340d20257378418f1779bed5ddd28e34fd
Markdown899938904ec0c4fb9c46b103cdff830f2f783c708e700899c9deec2808d412ec
PDF
Publication paged5a940b2f9169c366156c0dbaff930a2d58f6475250b90a855e2eeea7cce0ec7
Manifeste254869933572b5f05a085451d0b857b22d37c2a8f1dd0a67f25b27a6ee7fe33

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
Signaturei2pDEE7tF0j1b1iS7e9++M9B5GqtzyWJlld5U0ZCyacsRWV8lFXUczhss4qdYQwBofa+P2y8T6tpAO0YH0c5CQ==
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

2026-09-17T11:40:04.176383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988
observed d5a940b2f9169c366156c0dbaff930a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.157244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/manifest.json
observed e254869933572b5f05a085451d0b857b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.129563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/publication.md
observed 899938904ec0c4fb9c46b103cdff830f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.103677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/publication.txt
observed 9ba0dcc1f3c952a3b3ea30ad369d6c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.390433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988
observed d5a940b2f9169c366156c0dbaff930a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.373475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/manifest.json
observed e254869933572b5f05a085451d0b857b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.349423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/publication.md
observed 899938904ec0c4fb9c46b103cdff830f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.323359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030988/publication.txt
observed 9ba0dcc1f3c952a3b3ea30ad369d6c34...
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.