Pith Number

pith:D5JS4BR4

pith:2014:D5JS4BR43PLXR3O32GDMYJE4TL

not attested not anchored not stored refs pending

Towards weighing the condensation energy to ascertain the Archimedes force of vacuum

Carlo Rovelli, Enrico Calloni, Fabio Garufi, Francesco Tafuri, Giampiero Esposito, Luciano Di Fiore, Luigi Rosa, Martina De Laurentis, Paolo Ruggi, Rosario De Rosa

arxiv:1401.6940 v2 · 2014-01-27 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5JS4BR43PLXR3O32GDMYJE4TL}

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	2026-05-18T01:45:11.992455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f532e063cdbd778eddbd186cc249c9ae69e93906397caa5218f008b7cd06490

Aliases

arxiv: 1401.6940 · arxiv_version: 1401.6940v2 · doi: 10.48550/arxiv.1401.6940 · pith_short_12: D5JS4BR43PLX · pith_short_16: D5JS4BR43PLXR3O3 · pith_short_8: D5JS4BR4

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/D5JS4BR43PLXR3O32GDMYJE4TL \
  | 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: 1f532e063cdbd778eddbd186cc249c9ae69e93906397caa5218f008b7cd06490

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "089abcb8de16257453a24591b188bee06a3070aed9bff95e270ee3b2a9655e82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-27T17:30:03Z",
    "title_canon_sha256": "ff4400678818977645ebf0ac30b681a2f05aa0ff6f33b7519157741f02fe13bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6940",
    "kind": "arxiv",
    "version": 2
  }
}