Pith Number

pith:2JUWSDL6

pith:2013:2JUWSDL65LCAHPF4MMJHEE7KC5

not attested not anchored not stored refs pending

Wavelet Based Authentication/Secret Transmission Through Image Resizing(WASTIR)

J. K. Mandal, Madhumita Sengupta

arxiv:1305.3753 v1 · 2013-05-16 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JUWSDL65LCAHPF4MMJHEE7KC5}

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	2026-05-18T03:25:34.020343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d269690d7eeac403bcbc63127213ea174c5478815033e6385e1d00e70c1f5d2a

Aliases

arxiv: 1305.3753 · arxiv_version: 1305.3753v1 · doi: 10.48550/arxiv.1305.3753 · pith_short_12: 2JUWSDL65LCA · pith_short_16: 2JUWSDL65LCAHPF4 · pith_short_8: 2JUWSDL6

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/2JUWSDL65LCAHPF4MMJHEE7KC5 \
  | 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: d269690d7eeac403bcbc63127213ea174c5478815033e6385e1d00e70c1f5d2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13c989c558137422981d5e32eceedbbc526c172d2380f4af4cf917536fcd3950",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-05-16T10:41:33Z",
    "title_canon_sha256": "d0f418c633d74abd03b93f45637041ec3a47b58b5063f76c45030e65142a8532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3753",
    "kind": "arxiv",
    "version": 1
  }
}