Pith Number

pith:2JLUOOBQ

pith:2010:2JLUOOBQYMPSPC4ILOBB2E56QV

not attested not anchored not stored refs pending

Core Gas Sloshing in Abell 1644

2), (2) Harvard-Smithsonian Center for Astrophysics), Christine Jones (2), Gary A. Wegner (1), Maxim Markevitch (2), Ryan E. Johnson (1, William R. Forman (2) ((1) Wilder Lab - Dartmouth College

arxiv:1001.2441 v1 · 2010-01-14 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JLUOOBQYMPSPC4ILOBB2E56QV}

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	2026-05-18T02:09:52.195213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d257473830c31f278b885b821d13be855b658a7f25f53fb2f52b127a264e9a3c

Aliases

arxiv: 1001.2441 · arxiv_version: 1001.2441v1 · doi: 10.48550/arxiv.1001.2441 · pith_short_12: 2JLUOOBQYMPS · pith_short_16: 2JLUOOBQYMPSPC4I · pith_short_8: 2JLUOOBQ

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/2JLUOOBQYMPSPC4ILOBB2E56QV \
  | 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: d257473830c31f278b885b821d13be855b658a7f25f53fb2f52b127a264e9a3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "656d3c628aee85bec185ccf4ea0fdd23f80b31dc735b52568549a4eb654e1ddb",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-14T12:28:52Z",
    "title_canon_sha256": "4d5f743e91c50645835d5da9be5f93b32fd31d8ac1da151aa8e5f927affa84a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2441",
    "kind": "arxiv",
    "version": 1
  }
}