OpenTechnical

OT-2026-000087346

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000087346) never changes.

Identity and time

Publication numberOT-2026-000087346 · never reused
Internal UUID01a0ae9a-cd4f-7832-b58b-90a2fe8c3701 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087346
StatusPUBLIC

Content hashes

Canonical text0062565eacfe907c5313830c7a1695980e826ad55f7fd49895291f5c7db3bd86
Markdown0ac7b9f1257abdd0ec5cebdf8acbe241946e359f019b776172a5fe3e8d66c923
PDF
Publication pagebbb2c33b8c6a4fd0da7bc007433b65702d8182ea5cb74d0916b2e3d65906593f
Manifest96ebd33303404af2bd35d804e9c4985d3a9f03a41599ffa054c27997c9028a68

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
SignatureqNdiuVG4Ib5xUv0TxxSJxF1G1MSazjVqt6+nS4NKKf6P+IinqGp7XyC5ApH4LoRQ0F5DdYcrTcb3+ec+MuluDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:31.136369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346
observed bbb2c33b8c6a4fd0da7bc007433b6570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.134056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346
observed bbb2c33b8c6a4fd0da7bc007433b6570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.116968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/manifest.json
observed 96ebd33303404af2bd35d804e9c4985d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.115832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/manifest.json
observed 96ebd33303404af2bd35d804e9c4985d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.099671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/publication.md
observed 0ac7b9f1257abdd0ec5cebdf8acbe241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.099670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/publication.md
observed 0ac7b9f1257abdd0ec5cebdf8acbe241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.082150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/publication.txt
observed 0062565eacfe907c5313830c7a169598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.082086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087346/publication.txt
observed 0062565eacfe907c5313830c7a169598...
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.