OpenTechnical

OT-2026-000092785

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000092785) never changes.

Identity and time

Publication numberOT-2026-000092785 · never reused
Internal UUID01a0ae9d-b600-7063-914f-ac9c64d72359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092785
StatusPUBLIC

Content hashes

Canonical text75757d214755722b38e3a40770f11a8f16fe63a0f5d2404ee24f78f7ba548a38
Markdownbf4c08e0b3d45efb71eadeb184ee3cbeb303b60c2ecb7e789c0d13f22e89541e
PDF
Publication page6d51d4e0056437b2056510bda4a883d196433b5dcd34d579ea49dfc7e55d3001
Manifest110428de8c8e0aa4d04de1710c6a04e5579713532a6e98db09bdf1ca4e70ddc3

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
Signature1rMCN2uDk2d1/aeD6/ICoixTEsykOcYN/15sE2vB+mOo8YcBrB9ICiWYL8ELwh/TfrpwtJNxpqaJwtqAsIz1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:26.077189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092785
observed 6d51d4e0056437b2056510bda4a883d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.059605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092785/manifest.json
observed 110428de8c8e0aa4d04de1710c6a04e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.041309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092785/publication.md
observed bf4c08e0b3d45efb71eadeb184ee3cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:26.018392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092785/publication.txt
observed 75757d214755722b38e3a40770f11a8f...
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.