Pith Number

pith:7Z7SFSYI

pith:2011:7Z7SFSYIGYE2HG7K26WNJFYEAK

not attested not anchored not stored refs pending

Scintillation and charge extraction from the tracks of energetic electrons in superfluid helium-4

D.N. McKinsey, J.A. Nikkel, M. Dufault, S.B. Cahn, W. Guo, Y. Shin

arxiv:1109.5649 v1 · 2011-09-26 · physics.ins-det · astro-ph.IM · cond-mat.other · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Z7SFSYIGYE2HG7K26WNJFYEAK}

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	2026-05-18T02:00:23.337005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe7f22cb083609a39bead7acd4970402848946275fe2ec1bcf3ed93d05e21795

Aliases

arxiv: 1109.5649 · arxiv_version: 1109.5649v1 · doi: 10.48550/arxiv.1109.5649 · pith_short_12: 7Z7SFSYIGYE2 · pith_short_16: 7Z7SFSYIGYE2HG7K · pith_short_8: 7Z7SFSYI

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/7Z7SFSYIGYE2HG7K26WNJFYEAK \
  | 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: fe7f22cb083609a39bead7acd4970402848946275fe2ec1bcf3ed93d05e21795

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4548fcef665637e9ed46d2c5e898cf1db1529124e4b11fc0b9beaa50ee0486",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cond-mat.other",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2011-09-26T17:33:19Z",
    "title_canon_sha256": "17af1122ac6e2acfc80b47f7a2665cf042fd421616d358d633532668cb92d974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5649",
    "kind": "arxiv",
    "version": 1
  }
}