Pith Number

pith:ULFACHPI

pith:2016:ULFACHPIFYBGP5I45HFURAHIAZ

not attested not anchored not stored refs pending

UV Completions for Non-Critical Strings

Fabio Apruzzi, Falk Hassler, Ilarion V. Melnikov, Jonathan J. Heckman

arxiv:1602.04221 v4 · 2016-02-12 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULFACHPIFYBGP5I45HFURAHIAZ}

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	2026-05-18T01:09:45.552070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2ca011de82e0267f51ce9cb4880e806499bde15f859cd62a3e29ade148a2e40

Aliases

arxiv: 1602.04221 · arxiv_version: 1602.04221v4 · doi: 10.48550/arxiv.1602.04221 · pith_short_12: ULFACHPIFYBG · pith_short_16: ULFACHPIFYBGP5I4 · pith_short_8: ULFACHPI

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/ULFACHPIFYBGP5I45HFURAHIAZ \
  | 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: a2ca011de82e0267f51ce9cb4880e806499bde15f859cd62a3e29ade148a2e40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc8518b9258a18f6d759eb7603ef82c8eb64ce6975e02cc2590eb19425c6c71d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-02-12T21:00:04Z",
    "title_canon_sha256": "ce3c25bc3997ef13636c5de988d8c9c682696a8b4ba99015c0f14f704b3be1a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04221",
    "kind": "arxiv",
    "version": 4
  }
}