Pith Number

pith:J3XRBYRC

pith:2011:J3XRBYRCMGME5TOWB7Y2EZYBLA

not attested not anchored not stored refs pending

An Energy Puzzle in Quantum Collapse

Fernando Monteiro, Thiago Guerreiro

arxiv:1104.2759 v1 · 2011-04-14 · 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{J3XRBYRCMGME5TOWB7Y2EZYBLA}

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	2026-05-18T04:24:26.869570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eef10e22261984ecdd60ff1a26701581d21b308b893148a30a984ad6edb6f72

Aliases

arxiv: 1104.2759 · arxiv_version: 1104.2759v1 · doi: 10.48550/arxiv.1104.2759 · pith_short_12: J3XRBYRCMGME · pith_short_16: J3XRBYRCMGME5TOW · pith_short_8: J3XRBYRC

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/J3XRBYRCMGME5TOWB7Y2EZYBLA \
  | 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: 4eef10e22261984ecdd60ff1a26701581d21b308b893148a30a984ad6edb6f72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe7742b46cd84f83ab434428bc5a73ef5510c081c68bbe6ecb93263146422dd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-14T13:44:58Z",
    "title_canon_sha256": "c4699f6d934d2f8d366dd9b2e5043be7333c06e0bb8c02f99c7f93893e2ca8ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2759",
    "kind": "arxiv",
    "version": 1
  }
}