Pith Number

pith:PO6IBV6D

pith:2002:PO6IBV6DB2J4ACBFQNQGIEAHJV

not attested not anchored not stored refs pending

A Compact Central Object in the Supernova Remnant Kes 79

(2) Harvard University), F.D. Seward (1), M. Sun (2) ((1) Smithsonian Astrophysical Observatory, P.O. Slane (1), R.K. Smith (1)

arxiv:astro-ph/0210496 v1 · 2002-10-22 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PO6IBV6DB2J4ACBFQNQGIEAHJV}

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	2026-07-04T16:31:01.262575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bbc80d7c30e93c0082583606410074d6990ebea46a903a13cde0182d46cc8ee

Aliases

arxiv: astro-ph/0210496 · arxiv_version: astro-ph/0210496v1 · doi: 10.48550/arxiv.astro-ph/0210496 · pith_short_12: PO6IBV6DB2J4 · pith_short_16: PO6IBV6DB2J4ACBF · pith_short_8: PO6IBV6D

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/PO6IBV6DB2J4ACBFQNQGIEAHJV \
  | 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: 7bbc80d7c30e93c0082583606410074d6990ebea46a903a13cde0182d46cc8ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6c4ae7525ba820bd52becf01afabe0b8a92904d38e58e33eccea20ff90635fc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-22T16:34:24Z",
    "title_canon_sha256": "ca8bfe0a84af4a65f09debfa17248ea734c76708a59460cc14c7662e8d58023a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210496",
    "kind": "arxiv",
    "version": 1
  }
}