Pith Number

pith:4AM65FUN

pith:2016:4AM65FUNBTXEWQHIQSLWIFWIRP

not attested not anchored not stored refs pending

Perturbations of spiky strings in flat spacetimes

Kamal L. Panigrahi, Sayan Kar, Soumya Bhattacharya

arxiv:1610.09180 v3 · 2016-10-28 · 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{4AM65FUNBTXEWQHIQSLWIFWIRP}

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	2026-05-18T00:49:14.456760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e019ee968d0cee4b40e884976416c88bde67869d2933d9958c9e2f787af243f3

Aliases

arxiv: 1610.09180 · arxiv_version: 1610.09180v3 · doi: 10.48550/arxiv.1610.09180 · pith_short_12: 4AM65FUNBTXE · pith_short_16: 4AM65FUNBTXEWQHI · pith_short_8: 4AM65FUN

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/4AM65FUNBTXEWQHIQSLWIFWIRP \
  | 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: e019ee968d0cee4b40e884976416c88bde67869d2933d9958c9e2f787af243f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d733dac17f5a078fde62f4b08e69b0b2129b5e5c00ffdf451bae0247637d5194",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-10-28T12:03:10Z",
    "title_canon_sha256": "a78889540ab906d894b03c1daf60cd63193cc54805a97fdfeafed825a5dd25d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09180",
    "kind": "arxiv",
    "version": 3
  }
}