Pith Number

pith:QE44BBG5

pith:2011:QE44BBG5QG26HRH3FEKURLM7DR

not attested not anchored not stored refs pending

Gas Gain Measurements from a Negative Ion TPC X-ray Polarimeter

J. E. Hill, J.K. Black, K. Jahoda, P. E. Kaaret, Z. Prieskorn

arxiv:1107.3079 v2 · 2011-07-15 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QE44BBG5QG26HRH3FEKURLM7DR}

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	2026-05-18T03:16:49.998778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8139c084dd81b5e3c4fb291548ad9f1c6e0403c8853d68274b6afb431cd6af9c

Aliases

arxiv: 1107.3079 · arxiv_version: 1107.3079v2 · doi: 10.48550/arxiv.1107.3079 · pith_short_12: QE44BBG5QG26 · pith_short_16: QE44BBG5QG26HRH3 · pith_short_8: QE44BBG5

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/QE44BBG5QG26HRH3FEKURLM7DR \
  | 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: 8139c084dd81b5e3c4fb291548ad9f1c6e0403c8853d68274b6afb431cd6af9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce0a91d925c6fb2dd8cef6650cddc7dc2ade22f3de1b93f64f79c7d273dbe005",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-07-15T14:42:24Z",
    "title_canon_sha256": "953064d9d4081209781cd3430e560a89c5e15151ae01c9135eccd5a19fc3ec2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3079",
    "kind": "arxiv",
    "version": 2
  }
}