Pith Number

pith:BV5QXFFD

pith:2017:BV5QXFFDC4DSXD4EQX3J55CZ7L

not attested not anchored not stored refs pending

Spectroscopy and thermal modelling of the first interstellar object 1I/2017 U1 'Oumuamua

Alan Fitzsimmons, Ben Rozitis, Bin Yang, Colin Snodgrass, Meabh Hyland, Michele T. Bannister, Pedro Lacerda, Robert Jedicke, Tom Seccull, Wesley C. Fraser

arxiv:1712.06552 v1 · 2017-12-18 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BV5QXFFDC4DSXD4EQX3J55CZ7L}

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.

Cited by

2 papers in Pith

The Natural History of 'Oumuamua

Solving Cosmological Puzzles using Finite Temperature $\nu$SMEFT

Receipt and verification

First computed	2026-05-18T00:27:47.595448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d7b0b94a317072b8f8485f69ef459fac94b61aaac3b8438da3ee8c67172b9bf

Aliases

arxiv: 1712.06552 · arxiv_version: 1712.06552v1 · doi: 10.48550/arxiv.1712.06552 · pith_short_12: BV5QXFFDC4DS · pith_short_16: BV5QXFFDC4DSXD4E · pith_short_8: BV5QXFFD

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/BV5QXFFDC4DSXD4EQX3J55CZ7L \
  | 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: 0d7b0b94a317072b8f8485f69ef459fac94b61aaac3b8438da3ee8c67172b9bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2b20a7d4090b472379c2915e56ca8e9efb8962fe507ccf5fdfe4e330bd9290",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-18T17:51:26Z",
    "title_canon_sha256": "027f3da43ddec9daf7ad4253b20ad82d20fd855032f3ebf5d00e573083857c19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06552",
    "kind": "arxiv",
    "version": 1
  }
}