Pith Number

pith:PWDPSGK2

pith:2010:PWDPSGK2HNDNPCJLCODZRHBICT

not attested not anchored not stored refs pending

Multiwavelength Study of Chandra X-Ray Sources in the Antennae

A.F. Ptak, B.R. Brandl, C.P. Henderson, D.J. Barry, D.M. Clark, E.J.M. Colbert, J.C. Carson, J.C. Wilson, S.S. Eikenberry, T. L. Hayward

arxiv:1008.1064 v1 · 2010-08-05 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWDPSGK2HNDNPCJLCODZRHBICT}

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	2026-05-18T02:05:58.741362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d86f9195a3b46d7892b1387989c2814ec64377e72ba4942787bc5796b1524ae

Aliases

arxiv: 1008.1064 · arxiv_version: 1008.1064v1 · doi: 10.48550/arxiv.1008.1064 · pith_short_12: PWDPSGK2HNDN · pith_short_16: PWDPSGK2HNDNPCJL · pith_short_8: PWDPSGK2

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/PWDPSGK2HNDNPCJLCODZRHBICT \
  | 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: 7d86f9195a3b46d7892b1387989c2814ec64377e72ba4942787bc5796b1524ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f495abf4178218ec0a618d7fe03393ee2385496cecc87b68721d738cf84a9ddb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-08-05T20:01:39Z",
    "title_canon_sha256": "ebf293910fe6aabc04fc79ead8105fe91e317e44a4c62046a7f6dcae62bb0a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1064",
    "kind": "arxiv",
    "version": 1
  }
}