Pith Number

pith:F2VPKTSX

pith:2015:F2VPKTSX6VTYEODQOY6Z7YN4JD

not attested not anchored not stored refs pending

Integrability and unitarity

Andreas Brandhuber, Brenda Penante, Donovan Young, Gabriele Travaglini

arxiv:1502.06627 v3 · 2015-02-23 · hep-th

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

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	2026-05-18T01:49:31.222629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eaaf54e57f567823870763d9fe1bc48c456e5a80e0528e674a3e421c66644b2

Aliases

arxiv: 1502.06627 · arxiv_version: 1502.06627v3 · doi: 10.48550/arxiv.1502.06627 · pith_short_12: F2VPKTSX6VTY · pith_short_16: F2VPKTSX6VTYEODQ · pith_short_8: F2VPKTSX

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/F2VPKTSX6VTYEODQOY6Z7YN4JD \
  | 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: 2eaaf54e57f567823870763d9fe1bc48c456e5a80e0528e674a3e421c66644b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32ce8433beb28593b8c1225172bba9bb5abda068fc5a3bbff159db7df937211a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-02-23T21:06:46Z",
    "title_canon_sha256": "d90e8a23e8ba1e00323d4ad7480aaf0cfba0acb75a88a3a0315b1e22a81d44af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06627",
    "kind": "arxiv",
    "version": 3
  }
}