Pith Number

pith:O4E2VKWR

pith:2014:O4E2VKWRAPZA4OBNTUD3YNPV2Z

not attested not anchored not stored refs pending

The APOKASC Catalog

Jennifer A. Johnson

arxiv:1409.2285 v1 · 2014-09-08 · 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{O4E2VKWRAPZA4OBNTUD3YNPV2Z}

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	2026-05-18T01:42:06.771961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7709aaaad103f20e382d9d07bc35f5d65a0e42f06bcd0b3e38f3c1e20533402e

Aliases

arxiv: 1409.2285 · arxiv_version: 1409.2285v1 · doi: 10.48550/arxiv.1409.2285 · pith_short_12: O4E2VKWRAPZA · pith_short_16: O4E2VKWRAPZA4OBN · pith_short_8: O4E2VKWR

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/O4E2VKWRAPZA4OBNTUD3YNPV2Z \
  | 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: 7709aaaad103f20e382d9d07bc35f5d65a0e42f06bcd0b3e38f3c1e20533402e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dfbe39b6490b83a82736453989b73f3f9553c57b70864fc5a9cfe06430d6a69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-08T10:44:49Z",
    "title_canon_sha256": "2b1f979efab9b8cf28a23639c81f1f8874680342e3c763ef395a21ff354b4e76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2285",
    "kind": "arxiv",
    "version": 1
  }
}