Pith Number

pith:WD2H2VFG

pith:2008:WD2H2VFGQFBVSLIZF3VVW57V3I

not attested not anchored not stored refs pending

The focal plane instrumentation for the DUNE mission

Alexandre Refregier, Frank Eisenhauer, Jeff Booth, Mark Cropper, the DUNE collaboration

arxiv:0807.4037 v1 · 2008-07-25 · astro-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{WD2H2VFGQFBVSLIZF3VVW57V3I}

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	2026-07-04T17:11:58.878287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f47d54a68143592d192eeb5b77f5da1cf5411bf1f38d8d1c39f5dfee047900

Aliases

arxiv: 0807.4037 · arxiv_version: 0807.4037v1 · doi: 10.48550/arxiv.0807.4037 · pith_short_12: WD2H2VFGQFBV · pith_short_16: WD2H2VFGQFBVSLIZ · pith_short_8: WD2H2VFG

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/WD2H2VFGQFBVSLIZF3VVW57V3I \
  | 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: b0f47d54a68143592d192eeb5b77f5da1cf5411bf1f38d8d1c39f5dfee047900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e0fc340900388fd9b72124c1f1be86a9d24bd54b65e64fdb60e4b74428796ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-25T09:39:53Z",
    "title_canon_sha256": "3c8e18780d150c909d67f994800e3d45f0b40670c6804227e08b20cc97b97072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.4037",
    "kind": "arxiv",
    "version": 1
  }
}