OpenTechnical

OT-2026-000067164

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067164) never changes.

Identity and time

Publication numberOT-2026-000067164 · never reused
Internal UUID01a0ae8f-14ff-783a-bec6-b7f6c7f20449 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067164
StatusPUBLIC

Content hashes

Canonical text563a31c81ba93be4863bb1572751e60acc4d308d59e242b521d01bb2b3cf6921
Markdowne7dcf36969f69eee76706d1263b716b02998d43f6844fc7e23b15b69606c720e
PDF
Publication page3dac9507295cb397d2c7aa6ed6f36e8a5a919e7955d92a2f540c77d71de78e65
Manifest14291321e6e51ce84d6524cb5faed58a0103d46d7851e86ea2fd5418ea29caa9

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
SignaturelZuPfxCtKEoEtDpuCty/GnSziW/hzvM9WohjmkB/AW44D/tPJRI6Z9XtI+Pahgs1qRqJ1p2y5aCm2Dq9woE1Cw==
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

2026-09-17T10:32:26.823590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067164
observed 3dac9507295cb397d2c7aa6ed6f36e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.805520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067164/manifest.json
observed 14291321e6e51ce84d6524cb5faed58a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.787567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067164/publication.md
observed e7dcf36969f69eee76706d1263b716b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:26.770296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067164/publication.txt
observed 563a31c81ba93be4863bb1572751e60a...
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.