Pith Number

pith:RFKEO5DT

pith:2015:RFKEO5DTJOB4GOM4DAQM3RIFRT

not attested not anchored not stored refs pending

A case of simultaneous non-vanishing

Jyoti Sengupta, Ritabrata Munshi

arxiv:1504.07727 v1 · 2015-04-29 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFKEO5DTJOB4GOM4DAQM3RIFRT}

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	2026-05-18T02:17:32.419908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89544774734b83c3399c1820cdc5058cc8afe6c30a5429e2f52c62b55634a5b7

Aliases

arxiv: 1504.07727 · arxiv_version: 1504.07727v1 · doi: 10.48550/arxiv.1504.07727 · pith_short_12: RFKEO5DTJOB4 · pith_short_16: RFKEO5DTJOB4GOM4 · pith_short_8: RFKEO5DT

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/RFKEO5DTJOB4GOM4DAQM3RIFRT \
  | 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: 89544774734b83c3399c1820cdc5058cc8afe6c30a5429e2f52c62b55634a5b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38bbfbb2976b7aded53d3224318b1be165521708e5964914e5c5b7615fe181d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-04-29T05:56:15Z",
    "title_canon_sha256": "80d87b517c19991d74681f5cba5652f762ddd2c6d42d30a31cbe4ea5e5cb271b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07727",
    "kind": "arxiv",
    "version": 1
  }
}