Pith Number

pith:KENSXEJY

pith:2021:KENSXEJYVXATEIG5WV4RKGNGGH

not attested not anchored not stored refs pending

European Longitude Prizes. IV. Thomas Axe's Impossible Terms

Australia), Richard de Grijs (Macquarie University, Sydney

arxiv:2107.03614 v1 · 2021-07-08 · physics.hist-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{KENSXEJYVXATEIG5WV4RKGNGGH}

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	2026-07-05T02:56:17.753628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

511b2b9138adc13220ddb5791519a631dc32854d34e73a891bd95a2d3c005956

Aliases

arxiv: 2107.03614 · arxiv_version: 2107.03614v1 · doi: 10.48550/arxiv.2107.03614 · pith_short_12: KENSXEJYVXAT · pith_short_16: KENSXEJYVXATEIG5 · pith_short_8: KENSXEJY

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/KENSXEJYVXATEIG5WV4RKGNGGH \
  | 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: 511b2b9138adc13220ddb5791519a631dc32854d34e73a891bd95a2d3c005956

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55558486d19953b67d14891573c6f04c2c69d835de217338ecf5bdf9bb366f54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2021-07-08T05:35:54Z",
    "title_canon_sha256": "9d96e6fd7dcbc5b0fd764f546155c86afc1c0c5b5db38164d5a761477db2e95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.03614",
    "kind": "arxiv",
    "version": 1
  }
}