Pith Number

pith:UGEICUQ6

pith:2003:UGEICUQ65QORQLQQVIGPNEEVP7

not attested not anchored not stored refs pending

Multi-band optical follow-up observations of GRB 020813 at KISO and Bisei observatories

A. Yoshida, H. Mito, K. Makishima, K. Tarusawa, S. Nishiura, T. Aoki, T. Kawabata, T. Miyata, T. Soyano, T. Tamagawa, Y. Nakada, Y. Urata

arxiv:astro-ph/0308113 v1 · 2003-08-07 · 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{UGEICUQ65QORQLQQVIGPNEEVP7}

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	2026-07-04T16:51:25.874742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a18881521eec1d182e10aa0cf690957fc3282c5659f600d7a464b1eff38e3acc

Aliases

arxiv: astro-ph/0308113 · arxiv_version: astro-ph/0308113v1 · doi: 10.48550/arxiv.astro-ph/0308113 · pith_short_12: UGEICUQ65QOR · pith_short_16: UGEICUQ65QORQLQQ · pith_short_8: UGEICUQ6

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/UGEICUQ65QORQLQQVIGPNEEVP7 \
  | 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: a18881521eec1d182e10aa0cf690957fc3282c5659f600d7a464b1eff38e3acc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac3db2dd0d79676fe8409a74dd77caeeedb2b618726b5a2bc98dbeaf0dc109e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-08-07T06:24:32Z",
    "title_canon_sha256": "937ce7fcd7bc0bf2673851b1d664d788a054aa0146eaf6c3707d76e22c5ca5a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0308113",
    "kind": "arxiv",
    "version": 1
  }
}