Pith Number

pith:HEUQJFN2

pith:2016:HEUQJFN2IF5HD63OVI3D3IPZQP

not attested not anchored not stored refs pending

The surface temperature of Europa

Yosef Ashkenazy

arxiv:1608.07372 v6 · 2016-08-26 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HEUQJFN2IF5HD63OVI3D3IPZQP}

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	2026-05-17T23:44:23.193738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39290495ba417a71fb6eaa363da1f983fa06732e21ffd36d73ffeb646df4c393

Aliases

arxiv: 1608.07372 · arxiv_version: 1608.07372v6 · doi: 10.48550/arxiv.1608.07372 · pith_short_12: HEUQJFN2IF5H · pith_short_16: HEUQJFN2IF5HD63O · pith_short_8: HEUQJFN2

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/HEUQJFN2IF5HD63OVI3D3IPZQP \
  | 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: 39290495ba417a71fb6eaa363da1f983fa06732e21ffd36d73ffeb646df4c393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c3f148db4e4a5d2decdda7fa89819069aeccf4fcf509717be4b5cb564327c51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-08-26T07:05:05Z",
    "title_canon_sha256": "f46db6ef967d2cd0c23f75019a229efa46270458fdb8ca89f97ef1476c61ad38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07372",
    "kind": "arxiv",
    "version": 6
  }
}