Pith Number

pith:JBYQIIG4

pith:2016:JBYQIIG4VYEAYROBXOYBFPY3U3

not attested not anchored not stored refs pending

Radial gradients in initial mass function sensitive absorption features in the Coma brightest cluster galaxies

Niranjan Thatte, Roger L. Davies, Ryan C. W. Houghton, Sam P. Vaughan, Simon Zieleniewski

arxiv:1611.01095 v2 · 2016-11-03 · astro-ph.GA · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JBYQIIG4VYEAYROBXOYBFPY3U3}

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	2026-05-18T00:55:06.655443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48710420dcae080c45c1bbb012bf1ba6ef6f8d08b1b7273a747fd5b8a49d919a

Aliases

arxiv: 1611.01095 · arxiv_version: 1611.01095v2 · doi: 10.48550/arxiv.1611.01095 · pith_short_12: JBYQIIG4VYEA · pith_short_16: JBYQIIG4VYEAYROB · pith_short_8: JBYQIIG4

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/JBYQIIG4VYEAYROBXOYBFPY3U3 \
  | 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: 48710420dcae080c45c1bbb012bf1ba6ef6f8d08b1b7273a747fd5b8a49d919a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "973dd91926d2ab0cc24617a700c0ace282bc3cde794017a408ef6e5fd854f6f0",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-03T17:00:32Z",
    "title_canon_sha256": "4d03db7131ddbdd179b622d184f9aaa24c910099d338fdc2dafa78a701d8224a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01095",
    "kind": "arxiv",
    "version": 2
  }
}