Pith Number

pith:RNLP74T5

pith:1997:RNLP74T5QXSQTPXZWMVT2I6XCC

not attested not anchored not stored refs pending

The optical light curve of GRB 970228 refined

A. Guarnieri, A. Piccioni (Dipartimento di Astronomia, C. Bartolini, Italy), N. Masetti, Universita' di Bologna

arxiv:astro-ph/9711260 v1 · 1997-11-21 · 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{RNLP74T5QXSQTPXZWMVT2I6XCC}

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	2026-05-18T01:40:16.480987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b56fff27d85e509bef9b32b3d23d7108f510d5c4c5ccd2898b85d8d18fe2b63

Aliases

arxiv: astro-ph/9711260 · arxiv_version: astro-ph/9711260v1 · doi: 10.48550/arxiv.astro-ph/9711260 · pith_short_12: RNLP74T5QXSQ · pith_short_16: RNLP74T5QXSQTPXZ · pith_short_8: RNLP74T5

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/RNLP74T5QXSQTPXZWMVT2I6XCC \
  | 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: 8b56fff27d85e509bef9b32b3d23d7108f510d5c4c5ccd2898b85d8d18fe2b63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c5066799b8e8108f11f9c69ad99939e1cf6fdae3eeaf7e1313cfa754910f32a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-11-21T15:46:50Z",
    "title_canon_sha256": "1bb9ecc00f5cc0f0fe587cf2320adb035b5950a054eced6251a74aee22436791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9711260",
    "kind": "arxiv",
    "version": 1
  }
}