Pith Number

pith:7V4KMFMR

pith:2014:7V4KMFMRBULV4J43HX2BP7ZP4X

not attested not anchored not stored refs pending

Reaching micro-arcsecond astrometry with long baseline optical interferometry; application to the GRAVITY instrument

B. Lazareff, F. Eisenhauer, G. Perrin, H. Bonnet, J. Woillez, O. Pfuhl, P. Kervella, S. Gillessen, S. Lacour, S. Rabien, V. Lapeyrere, Y. Clenet, Y. Kok

arxiv:1404.1014 v2 · 2014-04-03 · 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{7V4KMFMRBULV4J43HX2BP7ZP4X}

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	2026-05-18T02:43:36.074753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd78a615910d175e279b3df417ff2fe5c973c0c6377990d517f4c70e91185b5f

Aliases

arxiv: 1404.1014 · arxiv_version: 1404.1014v2 · doi: 10.48550/arxiv.1404.1014 · pith_short_12: 7V4KMFMRBULV · pith_short_16: 7V4KMFMRBULV4J43 · pith_short_8: 7V4KMFMR

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/7V4KMFMRBULV4J43HX2BP7ZP4X \
  | 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: fd78a615910d175e279b3df417ff2fe5c973c0c6377990d517f4c70e91185b5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8259e2e9aeedecaa1039bbedbacb3081a31afaed25f8d9f4ce5f2d046352714",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-03T17:10:19Z",
    "title_canon_sha256": "da14c3591c2faa8c08b8c8395f284697e457518f743b1f589434b06df431d45d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1014",
    "kind": "arxiv",
    "version": 2
  }
}