Pith Number

pith:FZHVXQL7

pith:2009:FZHVXQL7R45UAQXMRNHUTIFUIC

not attested not anchored not stored refs pending

Outbursts from IGR J17473-2721

Diego F. Torres, Jian-Min Wang, Shu Zhang, Ti-Pei Li, Yu-peng Chen

arxiv:0907.3544 v1 · 2009-07-21 · 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{FZHVXQL7R45UAQXMRNHUTIFUIC}

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	2026-05-18T02:12:55.241374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e4f5bc17f8f3b4042ec8b4f49a0b4408ae45cda9bd8780cfe8ca7dc3eb34997

Aliases

arxiv: 0907.3544 · arxiv_version: 0907.3544v1 · doi: 10.48550/arxiv.0907.3544 · pith_short_12: FZHVXQL7R45U · pith_short_16: FZHVXQL7R45UAQXM · pith_short_8: FZHVXQL7

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/FZHVXQL7R45UAQXMRNHUTIFUIC \
  | 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: 2e4f5bc17f8f3b4042ec8b4f49a0b4408ae45cda9bd8780cfe8ca7dc3eb34997

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca989d6966a01c270bece237df8bb0321ab0b8fd17422cd33c2f1b9eba094cae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-07-21T05:51:31Z",
    "title_canon_sha256": "27a3bf742547908c61c4655e67980370531d06bfa92c5f44bb49f41ed52b481d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3544",
    "kind": "arxiv",
    "version": 1
  }
}