Pith Number

pith:3OFTJEVT

pith:2012:3OFTJEVTGPR3JWXB6SOAPA56SA

not attested not anchored not stored refs pending

Horizons cannot save the Landscape

Alex Buchel, Iosif Bena, Oscar J.C. Dias

arxiv:1212.5162 v1 · 2012-12-20 · hep-th · 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{3OFTJEVTGPR3JWXB6SOAPA56SA}

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	2026-05-18T03:29:15.803763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db8b3492b333e3b4dae1f49c0783be903b5360abbbd1fd459301081bf76009eb

Aliases

arxiv: 1212.5162 · arxiv_version: 1212.5162v1 · doi: 10.48550/arxiv.1212.5162 · pith_short_12: 3OFTJEVTGPR3 · pith_short_16: 3OFTJEVTGPR3JWXB · pith_short_8: 3OFTJEVT

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/3OFTJEVTGPR3JWXB6SOAPA56SA \
  | 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: db8b3492b333e3b4dae1f49c0783be903b5360abbbd1fd459301081bf76009eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1388639f721be8dbdffe7f06dff410dba9a5f1d79adc0e9c8a1a87cf44d9fe56",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-12-20T17:42:56Z",
    "title_canon_sha256": "64c27461982756ed928109c4a6bfe3061baa6ccf86e63789bb9822490a63e0df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5162",
    "kind": "arxiv",
    "version": 1
  }
}