Pith Number

pith:AHZUVBME

pith:2021:AHZUVBMESZNBTQQYFLBPSBCPAX

not attested not anchored not stored refs pending

Toward a mechanism for the emergence of gravity

Carlos Barcel\'o, Gerardo Garc\'ia-Moreno, Luis J. Garay, Ra\'ul Carballo-Rubio

arxiv:2108.06582 v2 · 2021-08-14 · 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{AHZUVBMESZNBTQQYFLBPSBCPAX}

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	2026-07-05T03:16:23.011742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01f34a8584965a19c2182ac2f9044f05f459bec76eb527f9979419dd2790611a

Aliases

arxiv: 2108.06582 · arxiv_version: 2108.06582v2 · doi: 10.48550/arxiv.2108.06582 · pith_short_12: AHZUVBMESZNB · pith_short_16: AHZUVBMESZNBTQQY · pith_short_8: AHZUVBME

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/AHZUVBMESZNBTQQYFLBPSBCPAX \
  | 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: 01f34a8584965a19c2182ac2f9044f05f459bec76eb527f9979419dd2790611a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf3ff9a598acb3c3addf77ffd9bc4f644b991572b82772e35051a9523f59345d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-08-14T16:49:52Z",
    "title_canon_sha256": "5312f5443436936a7315fa43588369f3c638e2a277901b978d1ff165e5a93b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.06582",
    "kind": "arxiv",
    "version": 2
  }
}