Pith Number

pith:A4L77B6N

pith:2011:A4L77B6NHRQQEHLLJB56FXPU5N

not attested not anchored not stored refs pending

Prospect of polarisation measurements from black hole binaries in their thermal state with a scattering polarimeter

Biswajit Paul, Chandreyee Maitra

arxiv:1103.2639 v1 · 2011-03-14 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4L77B6NHRQQEHLLJB56FXPU5N}

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	2026-05-18T02:02:53.878729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0717ff87cd3c61021d6b487be2ddf4eb5f17a5419bbe9f221150b9042505abdc

Aliases

arxiv: 1103.2639 · arxiv_version: 1103.2639v1 · doi: 10.48550/arxiv.1103.2639 · pith_short_12: A4L77B6NHRQQ · pith_short_16: A4L77B6NHRQQEHLL · pith_short_8: A4L77B6N

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/A4L77B6NHRQQEHLLJB56FXPU5N \
  | 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: 0717ff87cd3c61021d6b487be2ddf4eb5f17a5419bbe9f221150b9042505abdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8a4798a3e34a340f66e7be66e57a23ea8825e38f525c637d40f5ef506b67171",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-14T11:58:51Z",
    "title_canon_sha256": "b9a883e8002c0dd25b83076eaaee8ebdf5b125e3b50d43862961c26b1c7cbfeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2639",
    "kind": "arxiv",
    "version": 1
  }
}