Pith Number

pith:OR5JM2DO

pith:2012:OR5JM2DOVJJSZERP4FDM3DV66G

not attested not anchored not stored refs pending

Nebular and global properties of the gravitationally lensed galaxy "the 8 o'clock arc"

Centre de Recherche Astrophysique de Lyon), D. Schaerer (Geneva Observatory), J. Richard (Dark Cosmology Center, L. Christensen (Excellence Cluster Universe), M. Dessauges-Zavadsky (Geneva Observatory), S. D'Odorico (ESO)

arxiv:1202.1745 v1 · 2012-02-08 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OR5JM2DOVJJSZERP4FDM3DV66G}

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	2026-05-18T01:58:32.278514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747a96686eaa532c922fe146cd8ebef1b3dce834775a250200326e40f64e0177

Aliases

arxiv: 1202.1745 · arxiv_version: 1202.1745v1 · doi: 10.48550/arxiv.1202.1745 · pith_short_12: OR5JM2DOVJJS · pith_short_16: OR5JM2DOVJJSZERP · pith_short_8: OR5JM2DO

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/OR5JM2DOVJJSZERP4FDM3DV66G \
  | 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: 747a96686eaa532c922fe146cd8ebef1b3dce834775a250200326e40f64e0177

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b87f8ace666a07a9f85d83a462b836e1535f0d196f8094029945110f81738c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-08T15:58:44Z",
    "title_canon_sha256": "193334ab77e815867baa7da279eb69216caac92deab8e49f58313a4001640372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1745",
    "kind": "arxiv",
    "version": 1
  }
}