Pith Number

pith:E445TOQE

pith:2009:E445TOQE6NMJJ7UNX2INUN5JAM

not attested not anchored not stored refs pending

Polarized Positrons at Jefferson Lab

E. Voutier, J. Dumas, J. Grames

arxiv:0903.3076 v1 · 2009-03-18 · physics.acc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E445TOQE6NMJJ7UNX2INUN5JAM}

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	2026-07-04T17:27:04.078747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2739d9ba04f35894fe8dbe90da37a9032e4db4a79636a213a1ec3418f4094094

Aliases

arxiv: 0903.3076 · arxiv_version: 0903.3076v1 · doi: 10.48550/arxiv.0903.3076 · pith_short_12: E445TOQE6NMJ · pith_short_16: E445TOQE6NMJJ7UN · pith_short_8: E445TOQE

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/E445TOQE6NMJJ7UNX2INUN5JAM \
  | 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: 2739d9ba04f35894fe8dbe90da37a9032e4db4a79636a213a1ec3418f4094094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a7769faf281dd01ef33d4448b5c9a332a6da6bcd120afcd4b7b25870050ce13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2009-03-18T02:05:59Z",
    "title_canon_sha256": "ed80dd3a0fef1592a43999259889f92a96d002456898e6467f29902e6b698d99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3076",
    "kind": "arxiv",
    "version": 1
  }
}