Pith Number

pith:ECXEAXEC

pith:2011:ECXEAXEC3UVBHRFYDVCIXZWKEA

not attested not anchored not stored refs pending

Hamiltonian equations and inertial mass increase

Jiri Prochazka, Milos V. Lokajicek

arxiv:1110.2771 v5 · 2011-10-11 · physics.gen-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{ECXEAXEC3UVBHRFYDVCIXZWKEA}

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	2026-05-18T00:29:02.160195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20ae405c82dd2a13c4b81d448be6ca20198bbdb688ef2042e5a40da93c58e3fb

Aliases

arxiv: 1110.2771 · arxiv_version: 1110.2771v5 · doi: 10.48550/arxiv.1110.2771 · pith_short_12: ECXEAXEC3UVB · pith_short_16: ECXEAXEC3UVBHRFY · pith_short_8: ECXEAXEC

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/ECXEAXEC3UVBHRFYDVCIXZWKEA \
  | 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: 20ae405c82dd2a13c4b81d448be6ca20198bbdb688ef2042e5a40da93c58e3fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "479e40fbf54b86cd7e3f6266122a35bcc75c00dfd49c23cd9f8e337eebe1c7cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2011-10-11T08:18:51Z",
    "title_canon_sha256": "53a53b6676b9539a063825cb7ff390bae27af4d903e085a6dcdd2c6021b15795"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2771",
    "kind": "arxiv",
    "version": 5
  }
}