Pith Number

pith:FJEG6Q3C

pith:2016:FJEG6Q3CJ7PA2MYI7XCDVDPBRS

not attested not anchored not stored refs pending

Healthy degenerate theories with higher derivatives

David Langlois, Hayato Motohashi, Karim Noui, Masahide Yamaguchi, Teruaki Suyama

arxiv:1603.09355 v2 · 2016-03-28 · hep-th · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJEG6Q3CJ7PA2MYI7XCDVDPBRS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:10:42.699231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a486f43624fde0d3308fdc43a8de18ca37b2468764147210337efdd276c332d

Aliases

arxiv: 1603.09355 · arxiv_version: 1603.09355v2 · doi: 10.48550/arxiv.1603.09355 · pith_short_12: FJEG6Q3CJ7PA · pith_short_16: FJEG6Q3CJ7PA2MYI · pith_short_8: FJEG6Q3C

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/FJEG6Q3CJ7PA2MYI7XCDVDPBRS \
  | 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: 2a486f43624fde0d3308fdc43a8de18ca37b2468764147210337efdd276c332d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aa6340a02d1997f50dc48b01daf0f2ad5c61e728599574c1c84d3125beb2935",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-03-28T20:00:01Z",
    "title_canon_sha256": "b7adaf7790a957d269392115f3f78e16a0cd4c5cbd8221c60c14ec37bfe4d715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.09355",
    "kind": "arxiv",
    "version": 2
  }
}