Pith Number

pith:2U5X7CMG

pith:2015:2U5X7CMGDXMZRMF2O26E64K4SH

not attested not anchored not stored refs pending

Unpredictability and the transmission of numbers

F. Hadi Madjid, John M. Myers

arxiv:1508.01119 v1 · 2015-08-05 · quant-ph · 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{2U5X7CMGDXMZRMF2O26E64K4SH}

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	2026-05-18T01:35:44.023837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d53b7f89861dd998b0ba76bc4f715c91f163a2a5cfede41f7754c141f5db4c8b

Aliases

arxiv: 1508.01119 · arxiv_version: 1508.01119v1 · doi: 10.48550/arxiv.1508.01119 · pith_short_12: 2U5X7CMGDXMZ · pith_short_16: 2U5X7CMGDXMZRMF2 · pith_short_8: 2U5X7CMG

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/2U5X7CMGDXMZRMF2O26E64K4SH \
  | 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: d53b7f89861dd998b0ba76bc4f715c91f163a2a5cfede41f7754c141f5db4c8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8abaf74df4630c0af6f72c4f8a6c09661403d98cc73d9d6788695c25eebf7d4",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-08-05T16:18:03Z",
    "title_canon_sha256": "efb974a81c3d159f22dc4290277dfdcca484c7412d420bbc9d5f560f5d05a9c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01119",
    "kind": "arxiv",
    "version": 1
  }
}