Pith Number

pith:2ZQXSJSC

pith:2010:2ZQXSJSCVTBRFHZM42WLWCES7P

not attested not anchored not stored refs pending

Fermi and Swift observations of the bright short GRB 090510

GBM collaborations), M. Ohno (for the Fermi LAT, V. Pelassa

arxiv:1002.2863 v1 · 2010-02-15 · 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{2ZQXSJSCVTBRFHZM42WLWCES7P}

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	2026-07-04T17:21:47.422220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d661792642acc3129f2ce6acbb0892fbe1797b34cbddd4005d1bcf32e9767ea3

Aliases

arxiv: 1002.2863 · arxiv_version: 1002.2863v1 · doi: 10.48550/arxiv.1002.2863 · pith_short_12: 2ZQXSJSCVTBR · pith_short_16: 2ZQXSJSCVTBRFHZM · pith_short_8: 2ZQXSJSC

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/2ZQXSJSCVTBRFHZM42WLWCES7P \
  | 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: d661792642acc3129f2ce6acbb0892fbe1797b34cbddd4005d1bcf32e9767ea3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2a0be13c490a87b0da4ebfd407a253ab6efff09c24499cb8b3857dd31a58ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-02-15T11:58:49Z",
    "title_canon_sha256": "6ce7b17d709d54a854f5396103352463a2d1eaf0e1e4b3ef9e3949f1cb635f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2863",
    "kind": "arxiv",
    "version": 1
  }
}