Pith Number

pith:UIAGKHCG

pith:2009:UIAGKHCGSZFL3SFUQYJSGXWIVM

not attested not anchored not stored refs pending

High mass of the type IIP supernova 2004et inferred from hydrodynamic modeling

2), Garching; (2) ITEP, Moscow), Moscow; (3) Institute of Astronomy, N.N. Chugai (3) ((1) MPA, RAS, V.P. Utrobin (1

arxiv:0908.2403 v1 · 2009-08-17 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIAGKHCGSZFL3SFUQYJSGXWIVM}

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	2026-05-18T02:12:33.362822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a200651c46964abdc8b48613235ec8ab132d7e408b75d1f20c3da976ec2b13df

Aliases

arxiv: 0908.2403 · arxiv_version: 0908.2403v1 · doi: 10.48550/arxiv.0908.2403 · pith_short_12: UIAGKHCGSZFL · pith_short_16: UIAGKHCGSZFL3SFU · pith_short_8: UIAGKHCG

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/UIAGKHCGSZFL3SFUQYJSGXWIVM \
  | 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: a200651c46964abdc8b48613235ec8ab132d7e408b75d1f20c3da976ec2b13df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fdef46cfc4e2fac8405fd3510568bb97e81084998af34e9c2e4504c55504489",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-17T17:54:48Z",
    "title_canon_sha256": "b3252465f16e6c95913704fac48aa9b2715efa5c712e3a5fc19103665560fc10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2403",
    "kind": "arxiv",
    "version": 1
  }
}