Pith Number

pith:HOBIQRMY

pith:2019:HOBIQRMY4QOMA2PZQ6BA7XXM6Q

not attested not anchored not stored refs pending

StegoAppDB: a Steganography Apps Forensics Image Database

Jennifer Newman, Li Lin, Min Wu, Stephanie Reinders, Wenhao Chen, Yangxiao Wang, Yong Guan

arxiv:1904.09360 v1 · 2019-04-19 · eess.IV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOBIQRMY4QOMA2PZQ6BA7XXM6Q}

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	2026-05-17T23:48:07.294221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b82884598e41cc069f987820fdeecf43564cc02a82467dae9d038371ad860cf

Aliases

arxiv: 1904.09360 · arxiv_version: 1904.09360v1 · doi: 10.48550/arxiv.1904.09360 · pith_short_12: HOBIQRMY4QOM · pith_short_16: HOBIQRMY4QOMA2PZ · pith_short_8: HOBIQRMY

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/HOBIQRMY4QOMA2PZQ6BA7XXM6Q \
  | 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: 3b82884598e41cc069f987820fdeecf43564cc02a82467dae9d038371ad860cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5cb9ed2dc059d7ac77bd4c662b95d44cc016a650a6aa567f4f7c7bb211778c",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-04-19T22:44:57Z",
    "title_canon_sha256": "cea4eab42062f29458fb7bc8f758c80e397758a24835b01abffd3eb3c3dffcf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09360",
    "kind": "arxiv",
    "version": 1
  }
}