Pith Number

pith:NTFHFXCY

pith:2017:NTFHFXCYHONLSOMZENNUHDVQ5Z

not attested not anchored not stored refs pending

Singularity crossing, transformation of matter properties and the problem of parametrization in field theories

A.Yu. Kamenshchik

arxiv:1710.04926 v1 · 2017-10-13 · 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{NTFHFXCYHONLSOMZENNUHDVQ5Z}

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	2026-05-18T00:18:16.719320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cca72dc583b9ab93999235b438eb0ee724be6a2ddb09f5d8a9a1d5d36b8ff6c

Aliases

arxiv: 1710.04926 · arxiv_version: 1710.04926v1 · doi: 10.48550/arxiv.1710.04926 · pith_short_12: NTFHFXCYHONL · pith_short_16: NTFHFXCYHONLSOMZ · pith_short_8: NTFHFXCY

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/NTFHFXCYHONLSOMZENNUHDVQ5Z \
  | 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: 6cca72dc583b9ab93999235b438eb0ee724be6a2ddb09f5d8a9a1d5d36b8ff6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fab019bd1ef415dcc18f7bd4681313001a3df9bfca99b3a03c30ddd03fe5cb1f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-10-13T13:59:32Z",
    "title_canon_sha256": "52c03455543f4e9b83d29621f31244dc4d31a33a4564df119520dfd93c13d484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04926",
    "kind": "arxiv",
    "version": 1
  }
}