Pith Number

pith:OBKPAGM4

pith:2010:OBKPAGM42BED5NUVM7NCB6PNBV

not attested not anchored not stored refs pending

Stellar Intensity Interferometry: Astrophysical targets for sub-milliarcsecond imaging

Dainis Dravins, Hannes Jensen (Lund Observatory, Paul D. Nu\~nez (The University of Utah, Salt Lake City, Stephan LeBohec, Sweden), USA)

arxiv:1009.5815 v1 · 2010-09-29 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBKPAGM42BED5NUVM7NCB6PNBV}

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	2026-05-18T02:23:48.113778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7054f0199cd0483eb69567da20f9ed0d43929e7e7f0e60be703d76f41baff47b

Aliases

arxiv: 1009.5815 · arxiv_version: 1009.5815v1 · doi: 10.48550/arxiv.1009.5815 · pith_short_12: OBKPAGM42BED · pith_short_16: OBKPAGM42BED5NUV · pith_short_8: OBKPAGM4

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/OBKPAGM42BED5NUVM7NCB6PNBV \
  | 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: 7054f0199cd0483eb69567da20f9ed0d43929e7e7f0e60be703d76f41baff47b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ce6cd531c2db5eb5fea004b55554b495826c045e3d68a59d06c9da856ef4606",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-09-29T09:22:45Z",
    "title_canon_sha256": "12c5a21c440520b03654c254dd6e8e282be9a3f5f76ef037eaf24cb3c26b62f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5815",
    "kind": "arxiv",
    "version": 1
  }
}