Pith Number

pith:RMETBWXL

pith:2005:RMETBWXLBSFUPTXCH32QMTUNJU

not attested not anchored not stored refs pending

Towards Structure-Property-Function Relationships for Eumelanin

B. J. Powell, Evan Moore, Jennifer Riesz, Mark R. Pederson, Paul Meredith, Stephen Nighswander-Rempel

arxiv:q-bio/0508034 v1 · 2005-08-24 · q-bio.BM · 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{RMETBWXLBSFUPTXCH32QMTUNJU}

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	2026-07-04T14:48:19.466022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0930daeb0c8b47cee23ef5064e8d4d10b0cf013c3d97f338f6dd51736052e5

Aliases

arxiv: q-bio/0508034 · arxiv_version: q-bio/0508034v1 · doi: 10.48550/arxiv.q-bio/0508034 · pith_short_12: RMETBWXLBSFU · pith_short_16: RMETBWXLBSFUPTXC · pith_short_8: RMETBWXL

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/RMETBWXLBSFUPTXCH32QMTUNJU \
  | 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: 8b0930daeb0c8b47cee23ef5064e8d4d10b0cf013c3d97f338f6dd51736052e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6cd9a39a3c119d8a427a31c9e65f3412052d4a2dbe9260f0f5f011119e9407",
    "cross_cats_sorted": [
      "q-bio.TO"
    ],
    "license": "",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2005-08-24T02:26:02Z",
    "title_canon_sha256": "964f83e19034afde4b597f8927895c5c88e14c63bd344cbd6d27f393ad3f70dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0508034",
    "kind": "arxiv",
    "version": 1
  }
}