Pith Number

pith:CHSD3NSG

pith:2015:CHSD3NSGNAJMSBWMCAKUQCALGX

not attested not anchored not stored refs pending

Deep radio imaging of 47 Tuc identifies the peculiar X-ray source X9 as a new black hole candidate

(10) Utah), (2) Michigan State, (3) Alberta, 4), (4) MPIfR, (5) Texas Tech, (6) Amsterdam, 7), (7) Harvard-Smithsonian CfA, (8) Southampton, (9) UT Austin, A. C. Seth (10), C. Knigge (8), C. O. Heinke (3, E. Noyola (9), G. R. Sivakoff (3) ((1) ICRAR-Curtin, J. C. A. Miller-Jones (1), J. Strader (2), L. Chomiuk (2), M. van den Berg (6, T. D. Russell (1), T. J. Maccarone (5)

arxiv:1509.02579 v1 · 2015-09-08 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHSD3NSGNAJMSBWMCAKUQCALGX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:31:30.886108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11e43db6466812c906cc101548080b35cabdb839187dd2148ffe9a08ca1c4db0

Aliases

arxiv: 1509.02579 · arxiv_version: 1509.02579v1 · doi: 10.48550/arxiv.1509.02579 · pith_short_12: CHSD3NSGNAJM · pith_short_16: CHSD3NSGNAJMSBWM · pith_short_8: CHSD3NSG

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/CHSD3NSGNAJMSBWMCAKUQCALGX \
  | 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: 11e43db6466812c906cc101548080b35cabdb839187dd2148ffe9a08ca1c4db0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2d30792ec1d1c7ab49c16568666813c34ffdeca4338bf34b9364b71a58e5889",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-09-08T23:44:08Z",
    "title_canon_sha256": "b32652904ffb58994e8524ae98af3b68653cf2d5956f20174e97ab6a1e992031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02579",
    "kind": "arxiv",
    "version": 1
  }
}