Pith Number

pith:6XC6XE2Y

pith:2017:6XC6XE2YMUABUWB7H6CWUOZQQ5

not attested not anchored not stored refs pending

A Systematic Chandra study of Sgr A$^{\star}$: II. X-ray flare statistics

Kinwah Wu (UCL), Q. Daniel Wang (UMass), Qiang Yuan (PMO), Siming Liu (PMO)

arxiv:1709.03709 v2 · 2017-09-12 · 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{6XC6XE2YMUABUWB7H6CWUOZQQ5}

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	2026-05-18T00:32:30.373367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5c5eb935865001a583f3f856a3b308774ec97014c5ab6c278b349af468e82ab

Aliases

arxiv: 1709.03709 · arxiv_version: 1709.03709v2 · doi: 10.48550/arxiv.1709.03709 · pith_short_12: 6XC6XE2YMUAB · pith_short_16: 6XC6XE2YMUABUWB7 · pith_short_8: 6XC6XE2Y

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/6XC6XE2YMUABUWB7H6CWUOZQQ5 \
  | 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: f5c5eb935865001a583f3f856a3b308774ec97014c5ab6c278b349af468e82ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6caf6ca06add45002ba9dd3c839f014adcda56beeb5dea50b1820c956c1e389",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-09-12T07:04:07Z",
    "title_canon_sha256": "7a328618e0dcf0ed79b5d61e858f0da4ad3ca014bc3a30f1596ac318099394df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03709",
    "kind": "arxiv",
    "version": 2
  }
}