Pith Number

pith:SBXGX5P6

pith:2017:SBXGX5P6DEQGZIGRA7WKSTYW2R

not attested not anchored not stored refs pending

Highly reddened type Ia supernova SN 2004ab: another case of anomalous extinction

D. K. Sahu, G. C. Anupama, N. K. Chakradhari, T.P. Prabhu

arxiv:1711.00628 v1 · 2017-11-02 · astro-ph.HE · 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{SBXGX5P6DEQGZIGRA7WKSTYW2R}

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	2026-05-18T00:27:18.369269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

906e6bf5fe19206ca0d107eca94f16d46d8f1e65ff08d66a3410892c77ffaaf2

Aliases

arxiv: 1711.00628 · arxiv_version: 1711.00628v1 · doi: 10.48550/arxiv.1711.00628 · pith_short_12: SBXGX5P6DEQG · pith_short_16: SBXGX5P6DEQGZIGR · pith_short_8: SBXGX5P6

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/SBXGX5P6DEQGZIGRA7WKSTYW2R \
  | 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: 906e6bf5fe19206ca0d107eca94f16d46d8f1e65ff08d66a3410892c77ffaaf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e5e2d8cc2cf32e6b44f42ce07a985e2c231e17d2f651523b6aaa02c08f20bc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-11-02T06:26:57Z",
    "title_canon_sha256": "b5cd08b12f1d7734ba33daa85661b7ba3df1f881f259d3751577a972e8c32f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00628",
    "kind": "arxiv",
    "version": 1
  }
}