Pith Number

pith:5GXJKGEO

pith:2011:5GXJKGEOY42O6PBB4HXAM3HNU6

not attested not anchored not stored refs pending

Metallicity Gradient of a Lensed Face-on Spiral Galaxy at Redshift 1.49

3), A. M. Swinbank (2), Hawaii (2) Durham, J. Richard (2, L. J. Kewley (1), Niels Bohr Institute), R. C. Livermore (2) ((1) IfA, T.-T. Yuan (1), UK (3) Dark Cosmology Centre

arxiv:1103.3277 v2 · 2011-03-16 · 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{5GXJKGEOY42O6PBB4HXAM3HNU6}

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	2026-05-18T02:02:50.598237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ae95188ec734ef3c21e1ee066ceda791c0ce492dc48c1fa3ff85ad0328ad31

Aliases

arxiv: 1103.3277 · arxiv_version: 1103.3277v2 · doi: 10.48550/arxiv.1103.3277 · pith_short_12: 5GXJKGEOY42O · pith_short_16: 5GXJKGEOY42O6PBB · pith_short_8: 5GXJKGEO

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/5GXJKGEOY42O6PBB4HXAM3HNU6 \
  | 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: e9ae95188ec734ef3c21e1ee066ceda791c0ce492dc48c1fa3ff85ad0328ad31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b47aee8e25f81d8e1cad5a9a7ab922d1f5f4b2069d594f16b9a7156d4285873",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-16T20:00:49Z",
    "title_canon_sha256": "1656665e598a58f299d3aee067ac6441486a90959c27c79ea0a5d9b98629a879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3277",
    "kind": "arxiv",
    "version": 2
  }
}