Pith Number

pith:TUN6RFR5

pith:2012:TUN6RFR5SQFGOCZCDGDWZYYB4V

not attested not anchored not stored refs pending

Environmental Effects on the Metal Enrichment of Low Mass Galaxies in Nearby Clusters

Jorge Iglesias-Paramo, Jose Manuel Vilchez, Vasiliki Petropoulou

arxiv:1202.4164 v1 · 2012-02-19 · 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{TUN6RFR5SQFGOCZCDGDWZYYB4V}

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	2026-05-18T01:58:23.822564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d1be8963d940a670b2219876ce301e5542b948e69738982d0a68a092f47124d

Aliases

arxiv: 1202.4164 · arxiv_version: 1202.4164v1 · doi: 10.48550/arxiv.1202.4164 · pith_short_12: TUN6RFR5SQFG · pith_short_16: TUN6RFR5SQFGOCZC · pith_short_8: TUN6RFR5

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/TUN6RFR5SQFGOCZCDGDWZYYB4V \
  | 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: 9d1be8963d940a670b2219876ce301e5542b948e69738982d0a68a092f47124d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adfbf485f8585bb06db0008c2bd23d8cb642fb26700abf8b727437877bfc9762",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-19T16:11:13Z",
    "title_canon_sha256": "fa8f19315146178c5225d0b74f4a75fb2952ffc4ebf458851e0899ef463f9bfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4164",
    "kind": "arxiv",
    "version": 1
  }
}