OpenTechnical

OT-2026-000040928

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000040928) never changes.

Identity and time

Publication numberOT-2026-000040928 · never reused
Internal UUID01a0ae79-6d10-73d2-81d2-529a7139eaf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040928
StatusPUBLIC

Content hashes

Canonical text95301cdcb7dc5d0253e6e78707a34ca89a9dc3ee09b3ec87cedd08c8164b1e6f
Markdowncfb63a95b283e2b873450eb5f7e9178e11f7f2dcaa900e1bd622619064cc2f69
PDF
Publication page206614029c574deb53459409714387492bb7777be005b3c2455340e2b14c7f7e
Manifesta6c51b36c1e564f6ff0372e227f2ca5dc9bef382f2483b52fcc04ca32b2e3f31

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
Signature/O5oK2OenZxu0t1rXX4Bi+mJSX/s3WL7UhkPTmL5cL9/WsDvAzEMKPRFb+nuIlZrvzdzr2nV1k84zIla1AVSDw==
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

2026-09-17T11:20:19.328210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928
observed 206614029c574deb5345940971438749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.306057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/manifest.json
observed a6c51b36c1e564f6ff0372e227f2ca5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.287500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/publication.md
observed cfb63a95b283e2b873450eb5f7e9178e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.268645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/publication.txt
observed 95301cdcb7dc5d0253e6e78707a34ca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.248355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928
observed 206614029c574deb5345940971438749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.230085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/manifest.json
observed a6c51b36c1e564f6ff0372e227f2ca5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.212888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/publication.md
observed cfb63a95b283e2b873450eb5f7e9178e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.195085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040928/publication.txt
observed 95301cdcb7dc5d0253e6e78707a34ca8...
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.