Pith Number

pith:N4EADB37

pith:2013:N4EADB37NCKDS42TSWSOOGOOK5

not attested not anchored not stored refs pending

$f(T)$ gravity: effects on astronomical observation and Solar System experiments and upper-bounds

Xue-Mei Deng, Yi Xie

arxiv:1312.4103 v1 · 2013-12-15 · 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{N4EADB37NCKDS42TSWSOOGOOK5}

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	2026-05-18T03:04:35.710157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f0801877f689439735395a4e719ce5767f6c4ffc7146935a779ba0ec1fe8aaf

Aliases

arxiv: 1312.4103 · arxiv_version: 1312.4103v1 · doi: 10.48550/arxiv.1312.4103 · pith_short_12: N4EADB37NCKD · pith_short_16: N4EADB37NCKDS42T · pith_short_8: N4EADB37

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/N4EADB37NCKDS42TSWSOOGOOK5 \
  | 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: 6f0801877f689439735395a4e719ce5767f6c4ffc7146935a779ba0ec1fe8aaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e5bafd8bf51e2f136b06a4b5882259e609f75e8fa86f870288fbb131cee6db7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-15T02:56:37Z",
    "title_canon_sha256": "e221e6cde416e7551a1fd55560d1c1afea3cadeca8fb88a2dc3511ef52aaa69f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4103",
    "kind": "arxiv",
    "version": 1
  }
}