Pith Number

pith:6ZPROEDN

pith:2015:6ZPROEDN7OWCXBSIBELHACUOJN

not attested not anchored not stored refs pending

Evidence of boosted 13CO/12CO ratio in early-type galaxies in dense environments

(10) AIP - Potsdam, (11) NMT), (2) U. Toledo, 3), (3) Reed, (4) Chalmers, (5) ESO - Garching, 6), (6) Hertfordshire, (7) ASTRON, (8) Oxford, (9) CEA/CNRS, Alison F. Crocker (2, Davor Krajnovic (10), Katherine Alatalo (1), Kristina Nyland (7), Lisa M. Young (11) ((1) IPAC/Caltech, Martin Bureau (8), Pierre-Alain Duc (9), Susanne Aalto (4), Timothy A. Davis (5

arxiv:1504.02095 v2 · 2015-04-08 · 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{6ZPROEDN7OWCXBSIBELHACUOJN}

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	2026-05-18T01:33:43.584887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f65f17106dfbac2b86480916700a8e4b52c2276a648c366baaff967456f0acc3

Aliases

arxiv: 1504.02095 · arxiv_version: 1504.02095v2 · doi: 10.48550/arxiv.1504.02095 · pith_short_12: 6ZPROEDN7OWC · pith_short_16: 6ZPROEDN7OWCXBSI · pith_short_8: 6ZPROEDN

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/6ZPROEDN7OWCXBSIBELHACUOJN \
  | 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: f65f17106dfbac2b86480916700a8e4b52c2276a648c366baaff967456f0acc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7d59649a8b52a5443f42f3ace985502637b0c8b7dce445bbda974725e837392",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-08T20:00:33Z",
    "title_canon_sha256": "16cefc1b92762633c9593c70c2dba1f3a4f6c2c77dd053373b1f4959445d3301"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02095",
    "kind": "arxiv",
    "version": 2
  }
}