Pith Number

pith:XFIZTRR6

pith:2012:XFIZTRR6WWB4N6HVGPPVNKKJWI

not attested not anchored not stored refs pending

Host Galaxy Properties of the Subluminous GRB 120422A/SN 2012bz

Alicia M. Soderberg, Edo Berger, Emily M. Levesque, Ragnhild Lunnan, Ryan Chornock

arxiv:1207.4200 v2 · 2012-07-17 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XFIZTRR6WWB4N6HVGPPVNKKJWI}

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	2026-05-18T01:56:17.140448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b95199c63eb583c6f8f533df56a949b22621e149f02b74aa9ec1d40725d30866

Aliases

arxiv: 1207.4200 · arxiv_version: 1207.4200v2 · doi: 10.48550/arxiv.1207.4200 · pith_short_12: XFIZTRR6WWB4 · pith_short_16: XFIZTRR6WWB4N6HV · pith_short_8: XFIZTRR6

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/XFIZTRR6WWB4N6HVGPPVNKKJWI \
  | 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: b95199c63eb583c6f8f533df56a949b22621e149f02b74aa9ec1d40725d30866

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca87353c21d5e8bf54e2788a64d6bc788894cdcb76367b7ff35ebfd015cf169d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-17T20:00:49Z",
    "title_canon_sha256": "7407bef0c2690fe410c0637df6d7da90e0cb88606b35907cbf2caa2ec84d62ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4200",
    "kind": "arxiv",
    "version": 2
  }
}