Pith Number

pith:SKXFQWMQ

pith:2016:SKXFQWMQLHUDDN2YOLMDREWRPZ

not attested not anchored not stored refs pending

Mapping trilobite state signatures in atomic hydrogen

Chris H Greene, Jes\'us P\'erez-R\'ios, Matthew T Eiles

arxiv:1603.02990 v2 · 2016-03-09 · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKXFQWMQLHUDDN2YOLMDREWRPZ}

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	2026-05-18T01:04:45.203111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92ae58599059e831b75872d83892d17e7ba8826ebb34205d9ff7b6f74aef8aa0

Aliases

arxiv: 1603.02990 · arxiv_version: 1603.02990v2 · doi: 10.48550/arxiv.1603.02990 · pith_short_12: SKXFQWMQLHUD · pith_short_16: SKXFQWMQLHUDDN2Y · pith_short_8: SKXFQWMQ

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/SKXFQWMQLHUDDN2YOLMDREWRPZ \
  | 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: 92ae58599059e831b75872d83892d17e7ba8826ebb34205d9ff7b6f74aef8aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "481ba4bc6d141d3114a7ff5a719a70564fd60279cb94003d2b2172836b1a8f88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2016-03-09T18:29:20Z",
    "title_canon_sha256": "d2daf922c516c7eb307b7f7b5233041732e0891392b2dad69a31349ee4448bee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02990",
    "kind": "arxiv",
    "version": 2
  }
}