Pith Number

pith:PTAWQUQQ

pith:2015:PTAWQUQQU3J7U7ZFUWDY5ZOADW

not attested not anchored not stored refs pending

Perspective: Melanoma diagnosis and monitoring: Sunrise for melanoma therapy but early detection remains in the shade

David Weaver, Pritiraj Mohanty, Remco Spanjaard, Shyamsunder Erramilli

arxiv:1607.06720 v2 · 2015-09-18 · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTAWQUQQU3J7U7ZFUWDY5ZOADW}

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	2026-05-18T01:10:35.691082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc1685210a6d3fa7f25a5878ee5c01d95d9820b3eabcd6f76c27015e2efc610

Aliases

arxiv: 1607.06720 · arxiv_version: 1607.06720v2 · doi: 10.48550/arxiv.1607.06720 · pith_short_12: PTAWQUQQU3J7 · pith_short_16: PTAWQUQQU3J7U7ZF · pith_short_8: PTAWQUQQ

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/PTAWQUQQU3J7U7ZFUWDY5ZOADW \
  | 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: 7cc1685210a6d3fa7f25a5878ee5c01d95d9820b3eabcd6f76c27015e2efc610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4909a16367b73c5074a41a59f33b927b41d223a63794328e797a0bfb20597a06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.TO",
    "submitted_at": "2015-09-18T22:37:51Z",
    "title_canon_sha256": "4d9b1a327e892f8234e1a9b14b43f6f7ae4ea084da4b900b7e96c07429551a62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06720",
    "kind": "arxiv",
    "version": 2
  }
}