Pith Number

pith:EHMODQ7R

pith:2008:EHMODQ7RXRKONA7G5NF2C3QRB5

not attested not anchored not stored refs pending

The Hot Gas Halos of Galaxies in Groups

Breanna Binder, John S. Mulchaey, Tesla E. Jeltema

arxiv:0801.2570 v1 · 2008-01-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHMODQ7RXRKONA7G5NF2C3QRB5}

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	2026-05-18T04:36:41.581781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21d8e1c3f1bc54e683e6eb4ba16e110f51a9e206b9f823d92a5e6278cd030102

Aliases

arxiv: 0801.2570 · arxiv_version: 0801.2570v1 · doi: 10.48550/arxiv.0801.2570 · pith_short_12: EHMODQ7RXRKO · pith_short_16: EHMODQ7RXRKONA7G · pith_short_8: EHMODQ7R

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/EHMODQ7RXRKONA7G5NF2C3QRB5 \
  | 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: 21d8e1c3f1bc54e683e6eb4ba16e110f51a9e206b9f823d92a5e6278cd030102

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b458d7952eb21262746b2b658bd36152f89010ee1100290eed6026875cdecb8d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-16T21:12:19Z",
    "title_canon_sha256": "111f067251fd349f7fbc6cfc8e84ce11074e85626e9d0fc3c388b3863107dbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.2570",
    "kind": "arxiv",
    "version": 1
  }
}