Pith Number

pith:5Q2OTN25

pith:2012:5Q2OTN25UANQESXGFKXDD3CKDV

not attested not anchored not stored refs pending

Direct observation of silver nanoparticle-ubiquitin corona formation

Feng Ding, Jared M. Brown, Poonam Choudhary, Pu Chun Ke, Ran Chen, Slaven Radic

arxiv:1211.0912 v1 · 2012-11-05 · physics.bio-ph · physics.chem-ph · physics.comp-ph · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5Q2OTN25UANQESXGFKXDD3CKDV}

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	2026-05-18T01:53:25.772204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec34e9b75da01b024ae62aae31ec4a1d58b72c6bfff23973b9deca37d21d95b9

Aliases

arxiv: 1211.0912 · arxiv_version: 1211.0912v1 · doi: 10.48550/arxiv.1211.0912 · pith_short_12: 5Q2OTN25UANQ · pith_short_16: 5Q2OTN25UANQESXG · pith_short_8: 5Q2OTN25

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/5Q2OTN25UANQESXGFKXDD3CKDV \
  | 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: ec34e9b75da01b024ae62aae31ec4a1d58b72c6bfff23973b9deca37d21d95b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb75d87ac3a6619ad6f9441d549281a0415b439cd93617c015fd228fee7d925d",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "physics.comp-ph",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-11-05T16:22:47Z",
    "title_canon_sha256": "dffd4e479f21392b7765615f7e892632ba85938448ea52d3b138cda9679d4e3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0912",
    "kind": "arxiv",
    "version": 1
  }
}