Pith Number

pith:TGX7TTGS

pith:2009:TGX7TTGS7PQAGMJ5MTOWKVM36N

not attested not anchored not stored refs pending

Cosmology with Photometric Surveys of Type Ia Supernovae

Asantha Cooray, Xuelei Chen, Yan Gong

arxiv:0909.2692 v3 · 2009-09-14 · 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{TGX7TTGS7PQAGMJ5MTOWKVM36N}

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	2026-05-18T02:34:30.039111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99aff9ccd2fbe003313d64dd65559bf346e21e8f44c3af7f93a0d7278f8f9bbd

Aliases

arxiv: 0909.2692 · arxiv_version: 0909.2692v3 · doi: 10.48550/arxiv.0909.2692 · pith_short_12: TGX7TTGS7PQA · pith_short_16: TGX7TTGS7PQAGMJ5 · pith_short_8: TGX7TTGS

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/TGX7TTGS7PQAGMJ5MTOWKVM36N \
  | 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: 99aff9ccd2fbe003313d64dd65559bf346e21e8f44c3af7f93a0d7278f8f9bbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484736d7f6a5363a1faa5728899ffec6e19e5d4de9c2bd03cc620f5fbcecca84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-14T23:20:35Z",
    "title_canon_sha256": "1658fed412349d089cb04d029696458d8175bb28b4e9a1983d10fe9543fd7b0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2692",
    "kind": "arxiv",
    "version": 3
  }
}