Pith Number

pith:EYWUPNUW

pith:2026:EYWUPNUWUC6VGVGAA2IPHPURNQ

not attested not anchored not stored refs pending

Amplituhedra and origami, II: loop level

Pavel Galashin

arxiv:2606.03439 v1 · 2026-06-02 · hep-th · math-ph · math.AG · math.CO · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYWUPNUWUC6VGVGAA2IPHPURNQ}

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	2026-06-03T01:05:57.795940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

262d47b696a0bd5354c00690f3be916c3c30400f24da659e8e16d8bbc2559414

Aliases

arxiv: 2606.03439 · arxiv_version: 2606.03439v1 · doi: 10.48550/arxiv.2606.03439 · pith_short_12: EYWUPNUWUC6V · pith_short_16: EYWUPNUWUC6VGVGA · pith_short_8: EYWUPNUW

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/EYWUPNUWUC6VGVGAA2IPHPURNQ \
  | 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: 262d47b696a0bd5354c00690f3be916c3c30400f24da659e8e16d8bbc2559414

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b66bc20303c43fd0a7987ad906aa8c52ae4d1b0cca3989422249efd59f838f6",
    "cross_cats_sorted": [
      "math-ph",
      "math.AG",
      "math.CO",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2026-06-02T10:23:09Z",
    "title_canon_sha256": "b4f7142e4e75f2118954e5d8bda299e3a70b3ec8dd44e4fced3cd0ad56e5b848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03439",
    "kind": "arxiv",
    "version": 1
  }
}