Pith Number

pith:DRSLJF5U

pith:2011:DRSLJF5URNLFBVVSGIHEUAYHX2

not attested not anchored not stored refs pending

Nebula around R Corona Borealis

((1) The W. J. McDonald Observatory, 2), (2) Instituto de Astrof\'isica de Canarias, Austin, David L. Lambert (1), IAC. La Laguna, N. Kameswara Rao (1, Spain), Tenerife, The University of Texas, USA

arxiv:1112.6225 v1 · 2011-12-29 · 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{DRSLJF5URNLFBVVSGIHEUAYHX2}

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	2026-05-18T04:05:36.486885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c64b497b48b5650d6b2320e4a0307be8393e7f547a772ceb1fc50cb8ee840e9

Aliases

arxiv: 1112.6225 · arxiv_version: 1112.6225v1 · doi: 10.48550/arxiv.1112.6225 · pith_short_12: DRSLJF5URNLF · pith_short_16: DRSLJF5URNLFBVVS · pith_short_8: DRSLJF5U

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/DRSLJF5URNLFBVVSGIHEUAYHX2 \
  | 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: 1c64b497b48b5650d6b2320e4a0307be8393e7f547a772ceb1fc50cb8ee840e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8976ce8571a14fcfe81d216e9feccd5a230fdc3e0d1c69e75b31944cd3176819",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-12-29T04:49:23Z",
    "title_canon_sha256": "a230451b39c3c0c6686c01b05d726149f82f2b2e1df5429125e92716c4fc8af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6225",
    "kind": "arxiv",
    "version": 1
  }
}