Pith Number

pith:OG4SQKTD

pith:2017:OG4SQKTD5AB3Z7P6H3IFDTJRRJ

not attested not anchored not stored refs pending

Brightening X-ray Emission from GW170817/GRB170817A: Further Evidence for an Outflow

Daryl Haggard, John J. Ruan, Melania Nynka, Phil Evans, Vicky Kalogera

arxiv:1712.02809 v3 · 2017-12-07 · 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{OG4SQKTD5AB3Z7P6H3IFDTJRRJ}

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	2026-05-18T00:24:47.727004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71b9282a63e803bcfdfe3ed051cd318a4d4d496b292715bd556a6977396a943c

Aliases

arxiv: 1712.02809 · arxiv_version: 1712.02809v3 · doi: 10.48550/arxiv.1712.02809 · pith_short_12: OG4SQKTD5AB3 · pith_short_16: OG4SQKTD5AB3Z7P6 · pith_short_8: OG4SQKTD

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/OG4SQKTD5AB3Z7P6H3IFDTJRRJ \
  | 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: 71b9282a63e803bcfdfe3ed051cd318a4d4d496b292715bd556a6977396a943c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd29142f92dfaa25530c028fb13d084f76c9acb12d9cb0495fc279a028c9af4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-07T19:03:10Z",
    "title_canon_sha256": "92569e131314361b4ff90bb0b708d52e46d7781c3cde4957f4d3083287d66599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02809",
    "kind": "arxiv",
    "version": 3
  }
}