Pith Number

pith:SW4F4XHQ

pith:2018:SW4F4XHQDI3I2XDFTRN5TP4JJK

not attested not anchored not stored refs pending

A MODEST review

Alice Zocchi, Anna Lisa Varri, Antonio Sollima, Francisca Concha-Ram\'irez, Franti\v{s}ek Dinnbier, Long Wang, Maxwell Xu Cai, Nora L\"utzgendorf, Sara Rastello, V\'aclav Pavl\'ik

arxiv:1810.07532 v1 · 2018-10-17 · 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{SW4F4XHQDI3I2XDFTRN5TP4JJK}

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	2026-05-18T00:02:56.004635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b85e5cf01a368d5c659c5bd9bf894ab4e6135b81f9d44a4e1667b967e6aeed

Aliases

arxiv: 1810.07532 · arxiv_version: 1810.07532v1 · doi: 10.48550/arxiv.1810.07532 · pith_short_12: SW4F4XHQDI3I · pith_short_16: SW4F4XHQDI3I2XDF · pith_short_8: SW4F4XHQ

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/SW4F4XHQDI3I2XDFTRN5TP4JJK \
  | 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: 95b85e5cf01a368d5c659c5bd9bf894ab4e6135b81f9d44a4e1667b967e6aeed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa59f27ae94bb26ea96a291b7202e756c63eef949b8a78c4377fcef85a5025c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-17T13:34:11Z",
    "title_canon_sha256": "278f6be01576085b4fe9efb8b31fb54269977e57eabdc590c4a18e3e16b49e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07532",
    "kind": "arxiv",
    "version": 1
  }
}