Pith Number

pith:5NS35JTR

pith:2012:5NS35JTRRY43NGNLRKUECOY6ZA

not attested not anchored not stored refs pending

Design and Implementation of the wvrgcal Program

Bojan Nikolic, John S. Richer, Rosie C. Bolton, Sarah F. Graves

arxiv:1207.6069 v1 · 2012-07-25 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NS35JTRRY43NGNLRKUECOY6ZA}

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	2026-05-18T03:50:09.567566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb65bea6718e39b699ab8aa8413b1ec81e906134a07d8174cf58370d38c029b8

Aliases

arxiv: 1207.6069 · arxiv_version: 1207.6069v1 · doi: 10.48550/arxiv.1207.6069 · pith_short_12: 5NS35JTRRY43 · pith_short_16: 5NS35JTRRY43NGNL · pith_short_8: 5NS35JTR

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/5NS35JTRRY43NGNLRKUECOY6ZA \
  | 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: eb65bea6718e39b699ab8aa8413b1ec81e906134a07d8174cf58370d38c029b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56cfb0c9ddb3da0b6a7c44a942dffd99da82bdd3838a88fea42e906ce53bf715",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-25T17:44:37Z",
    "title_canon_sha256": "bbe10fb164dadf2203b9638fb78c1080303327c5efe968b3e9eb1432b7e63fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6069",
    "kind": "arxiv",
    "version": 1
  }
}