Pith Number

pith:NBTRLPJN

pith:2017:NBTRLPJNTJWMG6KYMCCXGETP6Y

not attested not anchored not stored refs pending

Dealing with ghost-free massive gravity without explicit square roots of matrices

Alexey Golovnev, Fedor Smirnov

arxiv:1701.01836 v3 · 2017-01-07 · 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{NBTRLPJNTJWMG6KYMCCXGETP6Y}

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	2026-05-18T00:42:23.606900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

686715bd2d9a6cc37958608573126ff633fdd2cefe891eca288693d982837712

Aliases

arxiv: 1701.01836 · arxiv_version: 1701.01836v3 · doi: 10.48550/arxiv.1701.01836 · pith_short_12: NBTRLPJNTJWM · pith_short_16: NBTRLPJNTJWMG6KY · pith_short_8: NBTRLPJN

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/NBTRLPJNTJWMG6KYMCCXGETP6Y \
  | 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: 686715bd2d9a6cc37958608573126ff633fdd2cefe891eca288693d982837712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7cac808b220bbf10d43be21b5f8ff1623dfb0d50249cf344dc2378347dbbb96",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-07T14:28:18Z",
    "title_canon_sha256": "1e03ec478d86c4f7bf0d8ccc9f110e3e50a28a50498e3700c08cd3182112691e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01836",
    "kind": "arxiv",
    "version": 3
  }
}