Pith Number

pith:CBMAKJZ4

pith:2015:CBMAKJZ4URZ2Z7NCVN4L5ZWJWA

not attested not anchored not stored refs pending

Hypothesis on the Nature of Time

D.N. Coumbe

arxiv:1502.04320 v3 · 2015-02-15 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBMAKJZ4URZ2Z7NCVN4L5ZWJWA}

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	2026-05-18T01:33:24.175426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

105805273ca473acfda2ab78bee6c9b00e7b3643df259ae7a3d3dc7006198dcc

Aliases

arxiv: 1502.04320 · arxiv_version: 1502.04320v3 · doi: 10.48550/arxiv.1502.04320 · pith_short_12: CBMAKJZ4URZ2 · pith_short_16: CBMAKJZ4URZ2Z7NC · pith_short_8: CBMAKJZ4

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/CBMAKJZ4URZ2Z7NCVN4L5ZWJWA \
  | 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: 105805273ca473acfda2ab78bee6c9b00e7b3643df259ae7a3d3dc7006198dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff634d8439357047c5dac10f636e342863dff9e9822e7ecefedb95e512688280",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-02-15T15:05:30Z",
    "title_canon_sha256": "523db5d7ad9d8e4212ead060e69da24f7eb912324ee2030e67959639a53fa242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04320",
    "kind": "arxiv",
    "version": 3
  }
}