OpenTechnical

OT-2026-000086842

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000086842) never changes.

Identity and time

Publication numberOT-2026-000086842 · never reused
Internal UUID01a0ae9a-80a4-7741-9275-8558dbd8b9ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086842
StatusPUBLIC

Content hashes

Canonical textb0745097ed78caa50e0c2c994534cb1c439464e97b902d6098ddbb10e262e20f
Markdown068a11e25e4e76f7cb47d0ceed8effcb7b0e2a05b56c68c8057309686c0725d4
PDF
Publication paged696cde12ba3981437465fe2f436e30fd873f89596ba39c3bc5bb8ccbcc6f394
Manifestfe7fe10ee486e3d34580fe1d6e9f039a8d5dea12bac75d12d0e19f1b55133cd8

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
SignatureQioNggJ6j39fVa7ZDOg4hKSqOxVg/szk0D3rg+9u9dMEhFGudbGNgccV4KFJA0qcfaJVax1V3EHXvsEQmv1hBw==
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

2026-09-17T09:51:40.408162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086842
observed d696cde12ba3981437465fe2f436e30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.390912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086842/manifest.json
observed fe7fe10ee486e3d34580fe1d6e9f039a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.373244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086842/publication.md
observed 068a11e25e4e76f7cb47d0ceed8effcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.353751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086842/publication.txt
observed b0745097ed78caa50e0c2c994534cb1c...
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.