Pith Number

pith:AMWVUNYQ

pith:2015:AMWVUNYQNQ3OPD55EC2VYSFDCE

not attested not anchored not stored refs pending

On the Size and Mass of Photo-ionized Clouds in Extended Spiral Galaxy Halos

Brian A. Keeney, Charles W. Danforth, John T. Stocke, Julie D. Davis

arxiv:1506.04095 v2 · 2015-06-12 · 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{AMWVUNYQNQ3OPD55EC2VYSFDCE}

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	2026-05-18T01:33:00.188825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

032d5a37106c36e78fbd20b55c48a31115b8cda9c82efea8c1d159af0fca74c7

Aliases

arxiv: 1506.04095 · arxiv_version: 1506.04095v2 · doi: 10.48550/arxiv.1506.04095 · pith_short_12: AMWVUNYQNQ3O · pith_short_16: AMWVUNYQNQ3OPD55 · pith_short_8: AMWVUNYQ

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/AMWVUNYQNQ3OPD55EC2VYSFDCE \
  | 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: 032d5a37106c36e78fbd20b55c48a31115b8cda9c82efea8c1d159af0fca74c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef4d4ea6a6fc3717020bca00cf64637cececa2b9f4e00c12055b4e2fab75b3bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-06-12T18:11:46Z",
    "title_canon_sha256": "81b7da2134009aad723fe334675dcd91d13d51cb3c6122f756f079cd5f4db7ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04095",
    "kind": "arxiv",
    "version": 2
  }
}