Pith Number

pith:WYTTLL6N

pith:2001:WYTTLL6NE3WU24MXQHQQ75XEA7

not attested not anchored not stored refs pending

The GRB Host Galaxies and Redshifts

D.A. Frail (2), D. Fox (1), D. Reichart (1), E. Berger (1), F.A. Harrison (1), F. Chaffee (3) ((1) Caltech (2) NRAO/VLA (3) WMKO/CARA), J.S. Bloom (1), P. Price (1), R. Goodrich (3), R. Sari (1), S.G. Djorgovski (1), S.M. Castro (1), S.R. Kulkarni (1), S. Yost (1), T.J. Galama (1)

arxiv:astro-ph/0107535 v1 · 2001-07-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WYTTLL6NE3WU24MXQHQQ75XEA7}

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	2026-05-18T03:51:46.183249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b62735afcd26ed4d719781e10ff6e407e01b20e9e42f9f5b9172231c8cf9ab1e

Aliases

arxiv: astro-ph/0107535 · arxiv_version: astro-ph/0107535v1 · doi: 10.48550/arxiv.astro-ph/0107535 · pith_short_12: WYTTLL6NE3WU · pith_short_16: WYTTLL6NE3WU24MX · pith_short_8: WYTTLL6N

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/WYTTLL6NE3WU24MXQHQQ75XEA7 \
  | 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: b62735afcd26ed4d719781e10ff6e407e01b20e9e42f9f5b9172231c8cf9ab1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ecf599c8df45fc9e8ec4b8d323f22321d2e6992f198164c5fcb30c45863fde1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-27T18:19:21Z",
    "title_canon_sha256": "20c5dbe62691c2fe5f7b44a7519f642bc49a955b9fe8151cacec2fec29bbdf0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107535",
    "kind": "arxiv",
    "version": 1
  }
}