Pith Number

pith:RAVKOV6Z

pith:2019:RAVKOV6ZGDT4ZTHC3TNTCC2T2C

not attested not anchored not stored refs pending

Chandra and Hubble Space Telescope observations of dark gamma-ray bursts and their host galaxies

A. A. Chrimes, A. J. Levan, A. S. Fruchter, D. A. Perley, E. R. Stanway, J. D. Lyman, K. Wiersema, N. R. Tanvir, P. Jakobsson, P. J. Wheatley, P. O'Brien

arxiv:1904.10549 v1 · 2019-04-23 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RAVKOV6ZGDT4ZTHC3TNTCC2T2C}

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	2026-05-17T23:47:53.442772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

882aa757d930e7cccce2dcdb310b53d0b651a851a7170e836ba91beb55edf015

Aliases

arxiv: 1904.10549 · arxiv_version: 1904.10549v1 · doi: 10.48550/arxiv.1904.10549 · pith_short_12: RAVKOV6ZGDT4 · pith_short_16: RAVKOV6ZGDT4ZTHC · pith_short_8: RAVKOV6Z

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/RAVKOV6ZGDT4ZTHC3TNTCC2T2C \
  | 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: 882aa757d930e7cccce2dcdb310b53d0b651a851a7170e836ba91beb55edf015

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "884b5e1af6660e0de9d8aa3144370812a4551928b8323cb20c16eb4b9b613769",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-23T22:00:30Z",
    "title_canon_sha256": "1a37eeae360a2572b3b9fcf297e9eb595d1505bcc067e90a6354c4b9316d3e5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10549",
    "kind": "arxiv",
    "version": 1
  }
}