OpenTechnical

OT-2026-000056714

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented before set-down

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-2026-000056714) never changes.

Identity and time

Publication numberOT-2026-000056714 · never reused
Internal UUID01a0ae87-7af6-7f26-a8d7-a241cf762f8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056714
StatusPUBLIC

Content hashes

Canonical text34e26f4f87b0808595a0f647cf7daa13f0f06860211d42a065f0dba7c5978298
Markdown19b78817546a56358276189deb4544219384e204b8b87dfc250a56f739cdcb10
PDF
Publication page0d3b39227119a5051931ee66a7d7eecd599af38decd621d1ac526856714c09d5
Manifestfa9f54cecedf04e651656dd44326a77dcfe08090ff228e76c2373ec08a149df6

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
Signature5MmaL2OkNpiORDmc270ZuUDfd26fyFQ6XmB1hgmBY8ty7qbZNUiRdQmc+BwEeaQ+Xa84GoemUOXGEOGfbmjvDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:07.454593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056714
observed 0d3b39227119a5051931ee66a7d7eecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.432232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056714/manifest.json
observed fa9f54cecedf04e651656dd44326a77d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.414357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056714/publication.md
observed 19b78817546a56358276189deb454421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.395830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056714/publication.txt
observed 34e26f4f87b0808595a0f647cf7daa13...
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.