Pith Number

pith:675L5PL3

pith:2018:675L5PL3VMLQHDDSRMBEY2S3ZD

not attested not anchored not stored refs pending

The extended HeII$\lambda$4686 emission in the extremely metal-poor galaxy SBS0335-052E seen with MUSE

C. Kehrig, G. Ramos-Larios, J.Iglesias-Paramo, J.M. Vilchez, L.K. Hunt, M.A. Guerrero, S. Duarte Puertas

arxiv:1807.09307 v1 · 2018-07-24 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{675L5PL3VMLQHDDSRMBEY2S3ZD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:09:10.759569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7fabebd7bab17038c728b024c6a5bc8f51fd7407979127ff7525e78837a7ed4

Aliases

arxiv: 1807.09307 · arxiv_version: 1807.09307v1 · doi: 10.48550/arxiv.1807.09307 · pith_short_12: 675L5PL3VMLQ · pith_short_16: 675L5PL3VMLQHDDS · pith_short_8: 675L5PL3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/675L5PL3VMLQHDDSRMBEY2S3ZD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f7fabebd7bab17038c728b024c6a5bc8f51fd7407979127ff7525e78837a7ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6689a90f1f222e98a6e2bc9c3c8c46ebee53aab90015fb88d888beb577a57b1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-24T19:00:39Z",
    "title_canon_sha256": "f7544b1ec9aac329ec030820118e2dc3d08e9605b5157fd0ed270d11869ab63a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09307",
    "kind": "arxiv",
    "version": 1
  }
}