Pith Number

pith:KWFMMZUV

pith:2016:KWFMMZUVAHYVSKRFTQ6ZHIMZKD

not attested not anchored not stored refs pending

On the distance to the North Polar Spur and the local CO-H2 factor

D. Koutroumpa, I. Grenier, J.M. Casandjian, K.D. Kuntz, R. Lallement, S. Snowden, T.M. Dame

arxiv:1609.03813 v1 · 2016-09-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWFMMZUVAHYVSKRFTQ6ZHIMZKD}

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	2026-05-18T00:57:10.652402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558ac6669501f1592a259c3d93a19950d5b5eeabe5bbaa292e7cc7e49fda9cdc

Aliases

arxiv: 1609.03813 · arxiv_version: 1609.03813v1 · doi: 10.48550/arxiv.1609.03813 · pith_short_12: KWFMMZUVAHYV · pith_short_16: KWFMMZUVAHYVSKRF · pith_short_8: KWFMMZUV

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/KWFMMZUVAHYVSKRFTQ6ZHIMZKD \
  | 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: 558ac6669501f1592a259c3d93a19950d5b5eeabe5bbaa292e7cc7e49fda9cdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "464f8f36fdc7de1e8794408eca348653cbd7e6cd46a32ecd1cf362f662c0334e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-13T13:06:48Z",
    "title_canon_sha256": "22b5e55e0a866b4e177d421243f2b73ed7625a2a2b9e84f24bda244e05812340"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03813",
    "kind": "arxiv",
    "version": 1
  }
}