Pith Number

pith:YXYJKA64

pith:2017:YXYJKA64PHUKZVKZOUZ7V42XV7

not attested not anchored not stored refs pending

Distance and properties of NGC 4993 as the host galaxy of a gravitational wave source, GW170817

(2) SNU, (3) KASI, (4) Univ of Maryland, 5), (5) NASA/Goddard, (6) KNU), Changsu Choi (1), Chung-Uk Lee (3), Eleonora Troja (4, Gu Lim (1), Hyung Mok Lee (2), Hyunjin Shim (6) ((1) CEOU/SNU, Jongwan Ko (3), Joonho Kim (1), Myungshin Im (1), Seong-Kook Lee (1), Seung-Lee Kim (3), Yongmin Yoon (1)

arxiv:1710.05861 v1 · 2017-10-16 · astro-ph.HE · astro-ph.CO · astro-ph.GA · gr-qc · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXYJKA64PHUKZVKZOUZ7V42XV7}

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	2026-05-18T00:31:39.532807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5f09503dc79e8acd5597533faf357afcc5ddfca55cc67a404ec32d25123d6b2

Aliases

arxiv: 1710.05861 · arxiv_version: 1710.05861v1 · doi: 10.48550/arxiv.1710.05861 · pith_short_12: YXYJKA64PHUK · pith_short_16: YXYJKA64PHUKZVKZ · pith_short_8: YXYJKA64

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/YXYJKA64PHUKZVKZOUZ7V42XV7 \
  | 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: c5f09503dc79e8acd5597533faf357afcc5ddfca55cc67a404ec32d25123d6b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e20243cdbe8fd9807b0796042148d020ded3e4dcb7fbf33d40998684cffc3409",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "gr-qc",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-10-16T16:58:18Z",
    "title_canon_sha256": "2ceb3cc1e8119fc8eccfdc39e764701a76754f556e9b077e9cf9b0b4eae9593e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05861",
    "kind": "arxiv",
    "version": 1
  }
}