Pith Number

pith:2KNKREWX

pith:2001:2KNKREWXGFMGT7NU3XB22LH25R

not attested not anchored not stored refs pending

A device to characterize optical fibres

A.Vasiljev, C.Roda, D.Costanzo, E.Mazzoni, F.Bosi, G.Usai, S.Burdin, T.Del Prete, V.Cavasinni, V.Flaminio

arxiv:hep-ex/0109002 v1 · 2001-09-03 · 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{2KNKREWXGFMGT7NU3XB22LH25R}

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	2026-05-18T02:37:21.575695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d29aa892d7315869fdb4ddc3ad2cfaec7f612721527d3e06b2afd28c7db90b50

Aliases

arxiv: hep-ex/0109002 · arxiv_version: hep-ex/0109002v1 · doi: 10.48550/arxiv.hep-ex/0109002 · pith_short_12: 2KNKREWXGFMG · pith_short_16: 2KNKREWXGFMGT7NU · pith_short_8: 2KNKREWX

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/2KNKREWXGFMGT7NU3XB22LH25R \
  | 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: d29aa892d7315869fdb4ddc3ad2cfaec7f612721527d3e06b2afd28c7db90b50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddda36f5f87c2f1866f31cbb1ba79f003934dea113945b8c610609bc63f649ce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "2001-09-03T10:22:36Z",
    "title_canon_sha256": "ad7b068f7233474291bb1e2fde4e39ee99e649bce479c1188b82d43488e71159"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/0109002",
    "kind": "arxiv",
    "version": 1
  }
}