Pith Number

pith:TFLFEDDT

pith:2015:TFLFEDDTZKJXIGGKF5XEK2AGXO

not attested not anchored not stored refs pending

Isolated Singularities of Polyharmonic Operator in Even Dimension

Abhishek Sarkar, Dhanya Rajendran

arxiv:1501.01793 v1 · 2015-01-08 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFLFEDDTZKJXIGGKF5XEK2AGXO}

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	2026-05-18T02:29:46.359816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9956520c73ca937418ca2f6e456806bb8393b8d29836ce06024ffb92a5c9a1df

Aliases

arxiv: 1501.01793 · arxiv_version: 1501.01793v1 · doi: 10.48550/arxiv.1501.01793 · pith_short_12: TFLFEDDTZKJX · pith_short_16: TFLFEDDTZKJXIGGK · pith_short_8: TFLFEDDT

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/TFLFEDDTZKJXIGGKF5XEK2AGXO \
  | 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: 9956520c73ca937418ca2f6e456806bb8393b8d29836ce06024ffb92a5c9a1df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e817e523ca64c49708bbe08934863d1cc230d21b238d887e12edebf861208688",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-01-08T10:43:40Z",
    "title_canon_sha256": "3b6aeb4cd78476ad558c474eff86f1b45c2bacd2f94115d9ded5ba1a77e31747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01793",
    "kind": "arxiv",
    "version": 1
  }
}