Pith Number

pith:RDSVD3TN

pith:2015:RDSVD3TNUI7VYPONYZI2UVIHWY

not attested not anchored not stored refs pending

Old supernova dust factory revealed at the Galactic center

Joseph D. Adams, Mark R. Morris, Ryan M. Lau, Terry L. Herter, Zhiyuan Li

arxiv:1503.07173 v1 · 2015-03-24 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDSVD3TNUI7VYPONYZI2UVIHWY}

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	2026-05-18T02:20:28.129120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88e551ee6da23f5c3dcdc651aa5507b61e03730e2b044067c71759a1c444dad0

Aliases

arxiv: 1503.07173 · arxiv_version: 1503.07173v1 · doi: 10.48550/arxiv.1503.07173 · pith_short_12: RDSVD3TNUI7V · pith_short_16: RDSVD3TNUI7VYPON · pith_short_8: RDSVD3TN

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/RDSVD3TNUI7VYPONYZI2UVIHWY \
  | 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: 88e551ee6da23f5c3dcdc651aa5507b61e03730e2b044067c71759a1c444dad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6f8dfe7b18e7316d68e016475ac15ad33883c6aa325be5e7c6a7e7d5d108e13",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-24T20:00:25Z",
    "title_canon_sha256": "74979717f922f5aaabb2b0501ade7190175b61facd681b95616c72c3a906fc25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07173",
    "kind": "arxiv",
    "version": 1
  }
}