Pith Number

pith:BAJV23DH

pith:2009:BAJV23DH35K4ZH3ZFSMJH6LULH

not attested not anchored not stored refs pending

Understanding the X-ray Flaring from Eta Car

A. F. J. Moffat, M. F. Corcoran

arxiv:0910.2395 v1 · 2009-10-13 · 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{BAJV23DH35K4ZH3ZFSMJH6LULH}

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	2026-05-18T02:34:19.032940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08135d6c67df55cc9f792c9893f97459f3bd16057bb3d210fa4634204b001f8c

Aliases

arxiv: 0910.2395 · arxiv_version: 0910.2395v1 · doi: 10.48550/arxiv.0910.2395 · pith_short_12: BAJV23DH35K4 · pith_short_16: BAJV23DH35K4ZH3Z · pith_short_8: BAJV23DH

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/BAJV23DH35K4ZH3ZFSMJH6LULH \
  | 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: 08135d6c67df55cc9f792c9893f97459f3bd16057bb3d210fa4634204b001f8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adcb547d1092902b0c0cc01dd47f52e1c411c5acd18a0f642c0553d45ee93412",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-10-13T13:51:28Z",
    "title_canon_sha256": "ccb34b623ff09c923d40c194eeff0843e5d168d862ce999d2e7ccb93186f4b9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2395",
    "kind": "arxiv",
    "version": 1
  }
}