OpenTechnical

OT-2026-000034932

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line 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-2026-000034932) never changes.

Identity and time

Publication numberOT-2026-000034932 · never reused
Internal UUID01a0ae76-1ed3-702d-acf8-cb005a89148c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034932
StatusPUBLIC

Content hashes

Canonical text158ed0103b8cc95891236f6d4f383357b486d374b7e4851f71113cff40aadcc8
Markdownc08385dec8eabec8635f0547144ebba6115e9ef1fb33648ebc422fe92f98ed26
PDF
Publication page3e0e6b8f736da9b469de8375d619d9574683bda39ced08a90b883dc18b522359
Manifestd52e46261cf9291c43ee77a1df054a6136c31c5d580ce513d672e75ff24fca38

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
Signaturek54MtGWKHZbvxCGd6bmmzRDveKWwYW/UGvYSDEZ16aMuehhPFBdG/GgT9dh6MsycLpzLuX7SzXr0ABi5zaDMCg==
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

2026-09-17T11:30:43.383422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932
observed 3e0e6b8f736da9b469de8375d619d957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.365924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/manifest.json
observed d52e46261cf9291c43ee77a1df054a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.349740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/publication.md
observed c08385dec8eabec8635f0547144ebba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.325638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/publication.txt
observed 158ed0103b8cc95891236f6d4f383357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.087295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932
observed 3e0e6b8f736da9b469de8375d619d957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.068820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/manifest.json
observed d52e46261cf9291c43ee77a1df054a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.051477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/publication.md
observed c08385dec8eabec8635f0547144ebba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.034197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034932/publication.txt
observed 158ed0103b8cc95891236f6d4f383357...
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.