Pith Number

pith:U7LPJZSC

pith:2013:U7LPJZSC3NGLKF7PXT2HRMVTX4

not attested not anchored not stored refs pending

1SXPS: A deep Swift X-ray Telescope point source catalog with light curves and spectra

A.P. Beardmore, C.J. Mountford, C. Pagani, D.N. Burrows, G. Tagliaferri, J.A. Kennea, J.P. Osborne, K.L. Page, M. Perri, N. Gehrels, P.A. Evans, R. Willingale

arxiv:1311.5368 v1 · 2013-11-21 · astro-ph.HE

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

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	2026-05-18T01:46:11.689831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7d6f4e642db4cb517efbcf478b2b3bf2ddb4c89a9a3a8cbf20657484fda949b

Aliases

arxiv: 1311.5368 · arxiv_version: 1311.5368v1 · doi: 10.48550/arxiv.1311.5368 · pith_short_12: U7LPJZSC3NGL · pith_short_16: U7LPJZSC3NGLKF7P · pith_short_8: U7LPJZSC

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/U7LPJZSC3NGLKF7PXT2HRMVTX4 \
  | 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: a7d6f4e642db4cb517efbcf478b2b3bf2ddb4c89a9a3a8cbf20657484fda949b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "678808f672cd79b854187eb629bd2300d9abadaa303d4b03207afa8e8cde13d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-21T11:11:38Z",
    "title_canon_sha256": "a0896bdbcfb50a5c766ff0f4079d0ad8861e51b61383c8e19547444f8332f96e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5368",
    "kind": "arxiv",
    "version": 1
  }
}