OpenTechnical

OT-2026-000099911

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000099911) never changes.

Identity and time

Publication numberOT-2026-000099911 · never reused
Internal UUID01a0aea3-1473-7af2-9d13-3c680f16cee8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099911
StatusPUBLIC

Content hashes

Canonical text64f011c052a13feb190875a25f167837056f7271616d838bd9e2f54761f1cbfe
Markdownf3b808960f8ad7ee5b9a3c29f9cbc7cefecd87992c8d818a89be8b32899c3fe5
PDF
Publication page80c8ef5997297e78aa7b712a5d32eef7164fd9fa84ce46463243cf68a010cca0
Manifest24d590c814342cb1316585e838e11ae81cf5b6d04bcf05da3a289e1d620c5e5d

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
SignaturelQAuD81JZaXyT1ZIhcdJQ2h0NC9mrFHKEcm7srGuy6RKUJp8W4ebZkDyUKO+r+bJWabqlzkrYkUknK2CzsuaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:33.177201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911
observed 80c8ef5997297e78aa7b712a5d32eef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.159840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/manifest.json
observed 24d590c814342cb1316585e838e11ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.140836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/publication.md
observed f3b808960f8ad7ee5b9a3c29f9cbc7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.999693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/publication.txt
observed 64f011c052a13feb190875a25f167837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.744045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911
observed 80c8ef5997297e78aa7b712a5d32eef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.725283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/manifest.json
observed 24d590c814342cb1316585e838e11ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.708302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/publication.md
observed f3b808960f8ad7ee5b9a3c29f9cbc7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:48.689591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099911/publication.txt
observed 64f011c052a13feb190875a25f167837...
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.