Pith Number

pith:FVTQEQKD

pith:2012:FVTQEQKDY5MDDDBO3OH3VQAFFU

not attested not anchored not stored refs pending

Observation of PT phase transition in a simple mechanical system

Bjorn K. Berntson, Carl M. Bender, David Parker, E. Samuel

arxiv:1206.4972 v1 · 2012-06-21 · math-ph · hep-th · math.MP · quant-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{FVTQEQKDY5MDDDBO3OH3VQAFFU}

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	2026-05-18T01:56:49.464620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d67024143c758318c2edb8fbac0052d15ded6d932c9359f79d164aaa9f4fb6e

Aliases

arxiv: 1206.4972 · arxiv_version: 1206.4972v1 · doi: 10.48550/arxiv.1206.4972 · pith_short_12: FVTQEQKDY5MD · pith_short_16: FVTQEQKDY5MDDDBO · pith_short_8: FVTQEQKD

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/FVTQEQKDY5MDDDBO3OH3VQAFFU \
  | 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: 2d67024143c758318c2edb8fbac0052d15ded6d932c9359f79d164aaa9f4fb6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03f67530ed0d9ac773e983e645db5ee24902ea0ac823a60083be61283046cbfa",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-06-21T18:58:32Z",
    "title_canon_sha256": "0aab0deb58193dc9b1a841c5cadbb5c01f8b514b2a6970a4b2c10478a47874a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4972",
    "kind": "arxiv",
    "version": 1
  }
}