OpenTechnical

OT-2026-000034859

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000034859) never changes.

Identity and time

Publication numberOT-2026-000034859 · never reused
Internal UUID01a0ae76-1ed3-7663-977b-3f39325f4ba9 · 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-2026-000034859
StatusPUBLIC

Content hashes

Canonical text5070a6af1958eb97db93d5a606b9189f3dad6eb35c897d474769fb20355bd037
Markdownb84dae05d1c8d64eb6980920e85dc85ff96b81a49d6ebe04d930d01aa73f58f6
PDF
Publication page34e2fb362ae79a6655bda41cdaa121bee720f9d634a00a98418247edcb3e4970
Manifesteb88c58e072cdf377227b5c767f05c468dc465c9ebf45a44d6d9ef436572cf3f

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+/b3JxU+6ge/Yp0/JLQMoBt5S2A7xQUZ6RM5ydqZNzD9a9MddChM7SY+sJld3bZvYBG8bBwgnUGTbmR5fom2Cg==
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

2026-09-17T11:30:30.500382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859
observed 34e2fb362ae79a6655bda41cdaa121be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.481363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/manifest.json
observed eb88c58e072cdf377227b5c767f05c46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.462551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/publication.md
observed b84dae05d1c8d64eb6980920e85dc85f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.441778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/publication.txt
observed 5070a6af1958eb97db93d5a606b9189f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.375737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859
observed 34e2fb362ae79a6655bda41cdaa121be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.359306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/manifest.json
observed eb88c58e072cdf377227b5c767f05c46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.342695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/publication.md
observed b84dae05d1c8d64eb6980920e85dc85f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:51.326597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034859/publication.txt
observed 5070a6af1958eb97db93d5a606b9189f...
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.