Pith Number

pith:C63YI4CM

pith:2018:C63YI4CMD3MQKWIASWW5VQGTTG

not attested not anchored not stored refs pending

Invisibility of antisymmetric tensor fields in the light of $F(R)$ gravity

Ashmita Das, Soumitra SenGupta, Tanmoy Paul

arxiv:1804.06602 v2 · 2018-04-18 · 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{C63YI4CMD3MQKWIASWW5VQGTTG}

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	2026-05-18T00:00:56.413698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b784704c1ed905590095addac0d3998ac32f70d1e99677d88913bdc45a6e59

Aliases

arxiv: 1804.06602 · arxiv_version: 1804.06602v2 · doi: 10.48550/arxiv.1804.06602 · pith_short_12: C63YI4CMD3MQ · pith_short_16: C63YI4CMD3MQKWIA · pith_short_8: C63YI4CM

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/C63YI4CMD3MQKWIASWW5VQGTTG \
  | 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: 17b784704c1ed905590095addac0d3998ac32f70d1e99677d88913bdc45a6e59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff2e21ece36488d7b3510d1c2084faa49eff137ed530312e60c9464fd269039b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-04-18T08:31:39Z",
    "title_canon_sha256": "e5d45b5894e6f701d09505d525dc373621c46293a7bea0fdb571a9086e04c505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06602",
    "kind": "arxiv",
    "version": 2
  }
}